artursino
26.08.2021 •
Mathematics
Bắn lần lượt 5 viên đạn vào một tấm bia một cách độc lập. Xác suất
trúng bia của mỗi lần bắn là 0,9. Hãy tính xác suất để:
a. Có một viên trúng bia.
b. Có nhiều hơn một viên trúng bia
c. Có ít hơn một viên trúng bia.
d. Tính số viên đạn trúng bia với xác suất cao nhất.
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