new_contents: from scipy.stats import norm
  import numpy as np
  import pandas as pd
  import matplotlib.pyplot as plt
  import seaborn as sns  # noqa
  
  
  def main():
      data = pd.read_csv('biometrie2014.csv')
      print(data)
      print('\n\nstd\n')
      print(data.std())
      print('\n\nmean\n')
      print(data.mean())
      for name, group in data.groupby('Man/Vrouw'):
          print(name)
          print(group)
          print('std', group.std())
          print('mean', group.mean())
  
  if __name__ == '__main__':
      main()
  
subject: Add basic start for naive bayes