Python Gaussian Distribution – Dice Rolls

Python program demonstrating Gaussian Distribution of k sums of n dice rolls.

# ? 2019 TheFlyingKeyboard and released under MIT License
# theflyingkeyboard.net

from matplotlib import pyplot as plt
from pylab import rcParams
import random


def get_sum_of_n_rolls(n):
    sum = 0

    for i in range(n):
        sum += random.randrange(1, 7, 1)

    return sum


n = 5
rolls = [get_sum_of_n_rolls(n) for _ in range(1000000)]

data = []

for i in range(n, n * 6 + 1):
    data.append(rolls.count(i))

rcParams['figure.figsize'] = 16, 9

plt.gca().yaxis.grid(True)
plt.xlabel("Sum of " + str(n) + " rolls")
plt.ylabel("Count")

plt.bar([i for i in range(n, n * 6 + 1)], data)
plt.show()