p1基本概念
continued…
from numpy.random import choice
import numpy as np
sample = choice(['R', 'G', 'B'], size=100, p=[0.2, 0.5, 0.3])
print(np.sum(sample == 'R'))
print(np.sum(sample == 'G'))
print(np.sum(sample == 'B'))
结果展示
17
52
31
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