from scipy import stats, integrate l = np.array([4,4,22,26,36,45,39,21,16,4]) score_l = np.arange(5, 105, 10) # 標本平均と不変標本分散 mu = (l * score_l).sum() / l.sum() sigma2 = ((l * ((score_l-mu)**2)).sum() / (l.sum()-1)) # 確率プロット…