NormalizingUnnormalized bar plotplt.hist(male_weight)plt.hist(female_weight) code example

Example: matplolib histogramme

/usr/local/lib/python3.6/dist-packages/statsmodels/tools/_testing.py:19: FutureWarning: pandas.util.testing is deprecated. Use the functions in the public API at pandas.testing instead.
  import pandas.util.testing as tm