.ipynb .pdf

Binder Colab

Contents

2019-수학-가형-홀수-8

문제

풀이

from sympy import *
from sympy import stats

n, p = symbols('n p')

for n in [10,12,14,16,18]:
    X = stats.Binomial('X', n, Rational(1,2))
    if stats.E(X**2)==stats.variance(X)+25:
        print(n)

10

2019-수학-가형-홀수-7 2019-수학-가형-홀수-9