Bài 20

import random

n = int(input("Nhap so lan tung dong xu: "))

ngua = 0
for _ in range(n):
    ket_qua = random.randint(0, 1)
    if ket_qua == 1:
        ngua += 1

xac_suat_tn = ngua / n * 100
print(f"Mat ngua: {ngua} lan")
print(f"Xac suat thuc nghiem: {round(xac_suat_tn, 1)}%")
print(f"Xac suat ly thuyet: 50.0%")
print(f"Chenh lech: {round(abs(xac_suat_tn - 50), 1)}%")