text: # Exercise 4.2.3
  
  from matplotlib.pyplot import boxplot, xticks, ylabel, title, show
  
  # requires data from exercise 4.2.1
  from ex4_2_1 import *
  
  boxplot(X)
  xticks(range(1,5),attributeNames)
  ylabel('cm')
  title('Fisher\'s Iris data set - boxplot')
  show()
  
  print('Ran Exercise 4.2.3')