exex - 経済統計練習帳

import matplotlib.pyplot as plt
import numpy as np
from scipy.stats import chi2
from matplotlib import animation as ani
 
def plot_dist(data, bins, title =""):
    plt.figure(figsize=(7,5))
    plt.title(title)
    plt.hist(data, bins, color="lightgreen", normed=True)
    plt.show()
 
x = np.random.normal(0, 3, 100)
plot_dist(x,50, "ex1")