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<div class="sphx-glr-example-title section" id="boxplot-demo">
<span id="sphx-glr-gallery-pyplots-boxplot-demo-pyplot-py"></span><h1>Boxplot Demo<a class="headerlink" href="#boxplot-demo" title="Permalink to this headline">¶</a></h1>
<p>Example boxplot code</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="kn">import</span> <span class="nn">numpy</span> <span class="k">as</span> <span class="nn">np</span>
<span class="kn">import</span> <span class="nn">matplotlib.pyplot</span> <span class="k">as</span> <span class="nn">plt</span>
<span class="c1"># Fixing random state for reproducibility</span>
<a href="https://docs.scipy.org/doc/numpy/reference/random/generated/numpy.random.seed.html#numpy.random.seed" title="numpy.random.seed" class="sphx-glr-backref-module-numpy-random sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">random</span><span class="o">.</span><span class="n">seed</span></a><span class="p">(</span><span class="mi">19680801</span><span class="p">)</span>
<span class="c1"># fake up some data</span>
<a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">spread</span></a> <span class="o">=</span> <a href="https://docs.scipy.org/doc/numpy/reference/random/generated/numpy.random.rand.html#numpy.random.rand" title="numpy.random.rand" class="sphx-glr-backref-module-numpy-random sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">random</span><span class="o">.</span><span class="n">rand</span></a><span class="p">(</span><span class="mi">50</span><span class="p">)</span> <span class="o">*</span> <span class="mi">100</span>
<a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">center</span></a> <span class="o">=</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ones.html#numpy.ones" title="numpy.ones" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">ones</span></a><span class="p">(</span><span class="mi">25</span><span class="p">)</span> <span class="o">*</span> <span class="mi">50</span>
<a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">flier_high</span></a> <span class="o">=</span> <a href="https://docs.scipy.org/doc/numpy/reference/random/generated/numpy.random.rand.html#numpy.random.rand" title="numpy.random.rand" class="sphx-glr-backref-module-numpy-random sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">random</span><span class="o">.</span><span class="n">rand</span></a><span class="p">(</span><span class="mi">10</span><span class="p">)</span> <span class="o">*</span> <span class="mi">100</span> <span class="o">+</span> <span class="mi">100</span>
<a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">flier_low</span></a> <span class="o">=</span> <a href="https://docs.scipy.org/doc/numpy/reference/random/generated/numpy.random.rand.html#numpy.random.rand" title="numpy.random.rand" class="sphx-glr-backref-module-numpy-random sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">random</span><span class="o">.</span><span class="n">rand</span></a><span class="p">(</span><span class="mi">10</span><span class="p">)</span> <span class="o">*</span> <span class="o">-</span><span class="mi">100</span>
<a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">data</span></a> <span class="o">=</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.concatenate.html#numpy.concatenate" title="numpy.concatenate" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">concatenate</span></a><span class="p">((</span><a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">spread</span></a><span class="p">,</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">center</span></a><span class="p">,</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">flier_high</span></a><span class="p">,</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">flier_low</span></a><span class="p">))</span>
</pre></div>
</div>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><a href="../../api/_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure" title="matplotlib.figure.Figure" class="sphx-glr-backref-module-matplotlib-figure sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">fig1</span></a><span class="p">,</span> <span class="n">ax1</span> <span class="o">=</span> <a href="../../api/_as_gen/matplotlib.pyplot.subplots.html#matplotlib.pyplot.subplots" title="matplotlib.pyplot.subplots" class="sphx-glr-backref-module-matplotlib-pyplot sphx-glr-backref-type-py-function"><span class="n">plt</span><span class="o">.</span><span class="n">subplots</span></a><span class="p">()</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.set_title.html#matplotlib.axes.Axes.set_title" title="matplotlib.axes.Axes.set_title" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax1</span><span class="o">.</span><span class="n">set_title</span></a><span class="p">(</span><span class="s1">'Basic Plot'</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.boxplot.html#matplotlib.axes.Axes.boxplot" title="matplotlib.axes.Axes.boxplot" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax1</span><span class="o">.</span><span class="n">boxplot</span></a><span class="p">(</span><a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">data</span></a><span class="p">)</span>
</pre></div>
</div>
<img alt="Basic Plot" class="sphx-glr-single-img" src="../../_images/sphx_glr_boxplot_demo_pyplot_001.png" />
<p class="sphx-glr-script-out">Out:</p>
<div class="sphx-glr-script-out highlight-none notranslate"><div class="highlight"><pre><span></span>{'whiskers': [<matplotlib.lines.Line2D object at 0x7f614db55910>, <matplotlib.lines.Line2D object at 0x7f614ee365b0>], 'caps': [<matplotlib.lines.Line2D object at 0x7f614ee36460>, <matplotlib.lines.Line2D object at 0x7f614ee36280>], 'boxes': [<matplotlib.lines.Line2D object at 0x7f614db552b0>], 'medians': [<matplotlib.lines.Line2D object at 0x7f614ee365e0>], 'fliers': [<matplotlib.lines.Line2D object at 0x7f614dc8ad00>], 'means': []}
</pre></div>
</div>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><a href="../../api/_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure" title="matplotlib.figure.Figure" class="sphx-glr-backref-module-matplotlib-figure sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">fig2</span></a><span class="p">,</span> <span class="n">ax2</span> <span class="o">=</span> <a href="../../api/_as_gen/matplotlib.pyplot.subplots.html#matplotlib.pyplot.subplots" title="matplotlib.pyplot.subplots" class="sphx-glr-backref-module-matplotlib-pyplot sphx-glr-backref-type-py-function"><span class="n">plt</span><span class="o">.</span><span class="n">subplots</span></a><span class="p">()</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.set_title.html#matplotlib.axes.Axes.set_title" title="matplotlib.axes.Axes.set_title" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax2</span><span class="o">.</span><span class="n">set_title</span></a><span class="p">(</span><span class="s1">'Notched boxes'</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.boxplot.html#matplotlib.axes.Axes.boxplot" title="matplotlib.axes.Axes.boxplot" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax2</span><span class="o">.</span><span class="n">boxplot</span></a><span class="p">(</span><a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">data</span></a><span class="p">,</span> <span class="n">notch</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
</pre></div>
</div>
<img alt="Notched boxes" class="sphx-glr-single-img" src="../../_images/sphx_glr_boxplot_demo_pyplot_002.png" />
<p class="sphx-glr-script-out">Out:</p>
<div class="sphx-glr-script-out highlight-none notranslate"><div class="highlight"><pre><span></span>{'whiskers': [<matplotlib.lines.Line2D object at 0x7f614dafb040>, <matplotlib.lines.Line2D object at 0x7f614daf68e0>], 'caps': [<matplotlib.lines.Line2D object at 0x7f614daf6c40>, <matplotlib.lines.Line2D object at 0x7f614daf6fa0>], 'boxes': [<matplotlib.lines.Line2D object at 0x7f614dafba00>], 'medians': [<matplotlib.lines.Line2D object at 0x7f614ec30b80>], 'fliers': [<matplotlib.lines.Line2D object at 0x7f614db00610>], 'means': []}
</pre></div>
</div>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><a href="https://docs.python.org/3/library/stdtypes.html#dict" title="builtins.dict" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">green_diamond</span></a> <span class="o">=</span> <span class="nb">dict</span><span class="p">(</span><span class="n">markerfacecolor</span><span class="o">=</span><span class="s1">'g'</span><span class="p">,</span> <span class="n">marker</span><span class="o">=</span><span class="s1">'D'</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure" title="matplotlib.figure.Figure" class="sphx-glr-backref-module-matplotlib-figure sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">fig3</span></a><span class="p">,</span> <span class="n">ax3</span> <span class="o">=</span> <a href="../../api/_as_gen/matplotlib.pyplot.subplots.html#matplotlib.pyplot.subplots" title="matplotlib.pyplot.subplots" class="sphx-glr-backref-module-matplotlib-pyplot sphx-glr-backref-type-py-function"><span class="n">plt</span><span class="o">.</span><span class="n">subplots</span></a><span class="p">()</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.set_title.html#matplotlib.axes.Axes.set_title" title="matplotlib.axes.Axes.set_title" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax3</span><span class="o">.</span><span class="n">set_title</span></a><span class="p">(</span><span class="s1">'Changed Outlier Symbols'</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.boxplot.html#matplotlib.axes.Axes.boxplot" title="matplotlib.axes.Axes.boxplot" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax3</span><span class="o">.</span><span class="n">boxplot</span></a><span class="p">(</span><a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">data</span></a><span class="p">,</span> <span class="n">flierprops</span><span class="o">=</span><a href="https://docs.python.org/3/library/stdtypes.html#dict" title="builtins.dict" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">green_diamond</span></a><span class="p">)</span>
</pre></div>
</div>
<img alt="Changed Outlier Symbols" class="sphx-glr-single-img" src="../../_images/sphx_glr_boxplot_demo_pyplot_003.png" />
<p class="sphx-glr-script-out">Out:</p>
<div class="sphx-glr-script-out highlight-none notranslate"><div class="highlight"><pre><span></span>{'whiskers': [<matplotlib.lines.Line2D object at 0x7f614da1b880>, <matplotlib.lines.Line2D object at 0x7f614da1bbe0>], 'caps': [<matplotlib.lines.Line2D object at 0x7f614da1bf40>, <matplotlib.lines.Line2D object at 0x7f614d9f3ee0>], 'boxes': [<matplotlib.lines.Line2D object at 0x7f614da1b520>], 'medians': [<matplotlib.lines.Line2D object at 0x7f614d9f33d0>], 'fliers': [<matplotlib.lines.Line2D object at 0x7f614d9f3cd0>], 'means': []}
</pre></div>
</div>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><a href="../../api/_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure" title="matplotlib.figure.Figure" class="sphx-glr-backref-module-matplotlib-figure sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">fig4</span></a><span class="p">,</span> <span class="n">ax4</span> <span class="o">=</span> <a href="../../api/_as_gen/matplotlib.pyplot.subplots.html#matplotlib.pyplot.subplots" title="matplotlib.pyplot.subplots" class="sphx-glr-backref-module-matplotlib-pyplot sphx-glr-backref-type-py-function"><span class="n">plt</span><span class="o">.</span><span class="n">subplots</span></a><span class="p">()</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.set_title.html#matplotlib.axes.Axes.set_title" title="matplotlib.axes.Axes.set_title" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax4</span><span class="o">.</span><span class="n">set_title</span></a><span class="p">(</span><span class="s1">'Hide Outlier Points'</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.boxplot.html#matplotlib.axes.Axes.boxplot" title="matplotlib.axes.Axes.boxplot" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax4</span><span class="o">.</span><span class="n">boxplot</span></a><span class="p">(</span><a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">data</span></a><span class="p">,</span> <span class="n">showfliers</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</pre></div>
</div>
<img alt="Hide Outlier Points" class="sphx-glr-single-img" src="../../_images/sphx_glr_boxplot_demo_pyplot_004.png" />
<p class="sphx-glr-script-out">Out:</p>
<div class="sphx-glr-script-out highlight-none notranslate"><div class="highlight"><pre><span></span>{'whiskers': [<matplotlib.lines.Line2D object at 0x7f614da4b790>, <matplotlib.lines.Line2D object at 0x7f614da4baf0>], 'caps': [<matplotlib.lines.Line2D object at 0x7f614da4be50>, <matplotlib.lines.Line2D object at 0x7f614da421f0>], 'boxes': [<matplotlib.lines.Line2D object at 0x7f614da4b430>], 'medians': [<matplotlib.lines.Line2D object at 0x7f614da42520>], 'fliers': [], 'means': []}
</pre></div>
</div>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><a href="https://docs.python.org/3/library/stdtypes.html#dict" title="builtins.dict" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">red_square</span></a> <span class="o">=</span> <span class="nb">dict</span><span class="p">(</span><span class="n">markerfacecolor</span><span class="o">=</span><span class="s1">'r'</span><span class="p">,</span> <span class="n">marker</span><span class="o">=</span><span class="s1">'s'</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure" title="matplotlib.figure.Figure" class="sphx-glr-backref-module-matplotlib-figure sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">fig5</span></a><span class="p">,</span> <span class="n">ax5</span> <span class="o">=</span> <a href="../../api/_as_gen/matplotlib.pyplot.subplots.html#matplotlib.pyplot.subplots" title="matplotlib.pyplot.subplots" class="sphx-glr-backref-module-matplotlib-pyplot sphx-glr-backref-type-py-function"><span class="n">plt</span><span class="o">.</span><span class="n">subplots</span></a><span class="p">()</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.set_title.html#matplotlib.axes.Axes.set_title" title="matplotlib.axes.Axes.set_title" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax5</span><span class="o">.</span><span class="n">set_title</span></a><span class="p">(</span><span class="s1">'Horizontal Boxes'</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.boxplot.html#matplotlib.axes.Axes.boxplot" title="matplotlib.axes.Axes.boxplot" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax5</span><span class="o">.</span><span class="n">boxplot</span></a><span class="p">(</span><a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">data</span></a><span class="p">,</span> <span class="n">vert</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">flierprops</span><span class="o">=</span><a href="https://docs.python.org/3/library/stdtypes.html#dict" title="builtins.dict" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">red_square</span></a><span class="p">)</span>
</pre></div>
</div>
<img alt="Horizontal Boxes" class="sphx-glr-single-img" src="../../_images/sphx_glr_boxplot_demo_pyplot_005.png" />
<p class="sphx-glr-script-out">Out:</p>
<div class="sphx-glr-script-out highlight-none notranslate"><div class="highlight"><pre><span></span>{'whiskers': [<matplotlib.lines.Line2D object at 0x7f614daa76d0>, <matplotlib.lines.Line2D object at 0x7f614daa7a30>], 'caps': [<matplotlib.lines.Line2D object at 0x7f614daa7d90>, <matplotlib.lines.Line2D object at 0x7f614dacb130>], 'boxes': [<matplotlib.lines.Line2D object at 0x7f614daa7370>], 'medians': [<matplotlib.lines.Line2D object at 0x7f614dacb460>], 'fliers': [<matplotlib.lines.Line2D object at 0x7f614dacb760>], 'means': []}
</pre></div>
</div>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><a href="../../api/_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure" title="matplotlib.figure.Figure" class="sphx-glr-backref-module-matplotlib-figure sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">fig6</span></a><span class="p">,</span> <span class="n">ax6</span> <span class="o">=</span> <a href="../../api/_as_gen/matplotlib.pyplot.subplots.html#matplotlib.pyplot.subplots" title="matplotlib.pyplot.subplots" class="sphx-glr-backref-module-matplotlib-pyplot sphx-glr-backref-type-py-function"><span class="n">plt</span><span class="o">.</span><span class="n">subplots</span></a><span class="p">()</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.set_title.html#matplotlib.axes.Axes.set_title" title="matplotlib.axes.Axes.set_title" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax6</span><span class="o">.</span><span class="n">set_title</span></a><span class="p">(</span><span class="s1">'Shorter Whisker Length'</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.boxplot.html#matplotlib.axes.Axes.boxplot" title="matplotlib.axes.Axes.boxplot" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax6</span><span class="o">.</span><span class="n">boxplot</span></a><span class="p">(</span><a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">data</span></a><span class="p">,</span> <span class="n">flierprops</span><span class="o">=</span><a href="https://docs.python.org/3/library/stdtypes.html#dict" title="builtins.dict" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">red_square</span></a><span class="p">,</span> <span class="n">vert</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">whis</span><span class="o">=</span><span class="mf">0.75</span><span class="p">)</span>
</pre></div>
</div>
<img alt="Shorter Whisker Length" class="sphx-glr-single-img" src="../../_images/sphx_glr_boxplot_demo_pyplot_006.png" />
<p class="sphx-glr-script-out">Out:</p>
<div class="sphx-glr-script-out highlight-none notranslate"><div class="highlight"><pre><span></span>{'whiskers': [<matplotlib.lines.Line2D object at 0x7f614d9dd6d0>, <matplotlib.lines.Line2D object at 0x7f614d9dda30>], 'caps': [<matplotlib.lines.Line2D object at 0x7f614d9ddd90>, <matplotlib.lines.Line2D object at 0x7f614dc37130>], 'boxes': [<matplotlib.lines.Line2D object at 0x7f614d9dd370>], 'medians': [<matplotlib.lines.Line2D object at 0x7f614dc37460>], 'fliers': [<matplotlib.lines.Line2D object at 0x7f614dc37760>], 'means': []}
</pre></div>
</div>
<p>Fake up some more data</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">spread</span></a> <span class="o">=</span> <a href="https://docs.scipy.org/doc/numpy/reference/random/generated/numpy.random.rand.html#numpy.random.rand" title="numpy.random.rand" class="sphx-glr-backref-module-numpy-random sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">random</span><span class="o">.</span><span class="n">rand</span></a><span class="p">(</span><span class="mi">50</span><span class="p">)</span> <span class="o">*</span> <span class="mi">100</span>
<a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">center</span></a> <span class="o">=</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ones.html#numpy.ones" title="numpy.ones" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">ones</span></a><span class="p">(</span><span class="mi">25</span><span class="p">)</span> <span class="o">*</span> <span class="mi">40</span>
<a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">flier_high</span></a> <span class="o">=</span> <a href="https://docs.scipy.org/doc/numpy/reference/random/generated/numpy.random.rand.html#numpy.random.rand" title="numpy.random.rand" class="sphx-glr-backref-module-numpy-random sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">random</span><span class="o">.</span><span class="n">rand</span></a><span class="p">(</span><span class="mi">10</span><span class="p">)</span> <span class="o">*</span> <span class="mi">100</span> <span class="o">+</span> <span class="mi">100</span>
<a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">flier_low</span></a> <span class="o">=</span> <a href="https://docs.scipy.org/doc/numpy/reference/random/generated/numpy.random.rand.html#numpy.random.rand" title="numpy.random.rand" class="sphx-glr-backref-module-numpy-random sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">random</span><span class="o">.</span><span class="n">rand</span></a><span class="p">(</span><span class="mi">10</span><span class="p">)</span> <span class="o">*</span> <span class="o">-</span><span class="mi">100</span>
<a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">d2</span></a> <span class="o">=</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.concatenate.html#numpy.concatenate" title="numpy.concatenate" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-function"><span class="n">np</span><span class="o">.</span><span class="n">concatenate</span></a><span class="p">((</span><a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">spread</span></a><span class="p">,</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">center</span></a><span class="p">,</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">flier_high</span></a><span class="p">,</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">flier_low</span></a><span class="p">))</span>
<a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">data</span><span class="o">.</span><span class="n">shape</span></a> <span class="o">=</span> <span class="p">(</span><span class="o">-</span><span class="mi">1</span><span class="p">,</span> <span class="mi">1</span><span class="p">)</span>
<a href="https://docs.python.org/3/library/stdtypes.html#tuple" title="builtins.tuple" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">d2</span><span class="o">.</span><span class="n">shape</span></a> <span class="o">=</span> <span class="p">(</span><span class="o">-</span><span class="mi">1</span><span class="p">,</span> <span class="mi">1</span><span class="p">)</span>
</pre></div>
</div>
<p>Making a 2-D array only works if all the columns are the
same length. If they are not, then use a list instead.
This is actually more efficient because boxplot converts
a 2-D array into a list of vectors internally anyway.</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">data</span></a> <span class="o">=</span> <span class="p">[</span><a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">data</span></a><span class="p">,</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">d2</span></a><span class="p">,</span> <a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html#numpy.ndarray" title="numpy.ndarray" class="sphx-glr-backref-module-numpy sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">d2</span></a><span class="p">[::</span><span class="mi">2</span><span class="p">,</span> <span class="mi">0</span><span class="p">]]</span>
<a href="../../api/_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure" title="matplotlib.figure.Figure" class="sphx-glr-backref-module-matplotlib-figure sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">fig7</span></a><span class="p">,</span> <span class="n">ax7</span> <span class="o">=</span> <a href="../../api/_as_gen/matplotlib.pyplot.subplots.html#matplotlib.pyplot.subplots" title="matplotlib.pyplot.subplots" class="sphx-glr-backref-module-matplotlib-pyplot sphx-glr-backref-type-py-function"><span class="n">plt</span><span class="o">.</span><span class="n">subplots</span></a><span class="p">()</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.set_title.html#matplotlib.axes.Axes.set_title" title="matplotlib.axes.Axes.set_title" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax7</span><span class="o">.</span><span class="n">set_title</span></a><span class="p">(</span><span class="s1">'Multiple Samples with Different sizes'</span><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.boxplot.html#matplotlib.axes.Axes.boxplot" title="matplotlib.axes.Axes.boxplot" class="sphx-glr-backref-module-matplotlib-axes sphx-glr-backref-type-py-method"><span class="n">ax7</span><span class="o">.</span><span class="n">boxplot</span></a><span class="p">(</span><a href="https://docs.python.org/3/library/stdtypes.html#list" title="builtins.list" class="sphx-glr-backref-module-builtins sphx-glr-backref-type-py-class sphx-glr-backref-instance"><span class="n">data</span></a><span class="p">)</span>
<a href="../../api/_as_gen/matplotlib.pyplot.show.html#matplotlib.pyplot.show" title="matplotlib.pyplot.show" class="sphx-glr-backref-module-matplotlib-pyplot sphx-glr-backref-type-py-function"><span class="n">plt</span><span class="o">.</span><span class="n">show</span></a><span class="p">()</span>
</pre></div>
</div>
<img alt="Multiple Samples with Different sizes" class="sphx-glr-single-img" src="../../_images/sphx_glr_boxplot_demo_pyplot_007.png" />
<hr class="docutils" />
<div class="section" id="references">
<h2>References<a class="headerlink" href="#references" title="Permalink to this headline">¶</a></h2>
<p>The use of the following functions, methods, classes and modules is shown
in this example:</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="kn">import</span> <span class="nn">matplotlib</span>
<a href="../../api/_as_gen/matplotlib.axes.Axes.boxplot.html#matplotlib.axes.Axes.boxplot" title="matplotlib.axes.Axes.boxplot" class="sphx-glr-backref-module-matplotlib-axes-Axes sphx-glr-backref-type-py-method"><span class="n">matplotlib</span><span class="o">.</span><span class="n">axes</span><span class="o">.</span><span class="n">Axes</span><span class="o">.</span><span class="n">boxplot</span></a>
<a href="../../api/_as_gen/matplotlib.pyplot.boxplot.html#matplotlib.pyplot.boxplot" title="matplotlib.pyplot.boxplot" class="sphx-glr-backref-module-matplotlib-pyplot sphx-glr-backref-type-py-function"><span class="n">matplotlib</span><span class="o">.</span><span class="n">pyplot</span><span class="o">.</span><span class="n">boxplot</span></a>
</pre></div>
</div>
<p class="sphx-glr-script-out">Out:</p>
<div class="sphx-glr-script-out highlight-none notranslate"><div class="highlight"><pre><span></span><function boxplot at 0x7f61601a30d0>
</pre></div>
</div>
<div class="sphx-glr-footer class sphx-glr-footer-example docutils container" id="sphx-glr-download-gallery-pyplots-boxplot-demo-pyplot-py">
<div class="sphx-glr-download sphx-glr-download-python docutils container">
<a class="reference download internal" download="" href="../../_downloads/7f6f4f4fedb8927485df423abb5b9761/boxplot_demo_pyplot.py"><code class="xref download docutils literal notranslate"><span class="pre">Download</span> <span class="pre">Python</span> <span class="pre">source</span> <span class="pre">code:</span> <span class="pre">boxplot_demo_pyplot.py</span></code></a></div>
<div class="sphx-glr-download sphx-glr-download-jupyter docutils container">
<a class="reference download internal" download="" href="../../_downloads/f2eb5b8f9f8e2fd008a36704b7c8799f/boxplot_demo_pyplot.ipynb"><code class="xref download docutils literal notranslate"><span class="pre">Download</span> <span class="pre">Jupyter</span> <span class="pre">notebook:</span> <span class="pre">boxplot_demo_pyplot.ipynb</span></code></a></div>
</div>
<p class="sphx-glr-signature">Keywords: matplotlib code example, codex, python plot, pyplot
<a class="reference external" href="https://sphinx-gallery.readthedocs.io">Gallery generated by Sphinx-Gallery</a></p>
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