Breakfast Spending

import matplotlib.pyplot as plt
x = [1, 2, 3, 4, 5, 6, 7, 8]
# Amount I spent on the breakfast 
y = [9.12, 10.25, 11.25, 7.80, 8.90, 9.80, 10.12, 10.00]
x, y
([1, 2, 3, 4, 5, 6, 7, 8], [9.12, 10.25, 11.25, 7.8, 8.9, 9.8, 10.12, 10.0])
plt.plot(x, y, 'bx')
plt.axis([0, 10, 0, 20])
[0, 10, 0, 20]

png