Tại một trạm kiểm soát giao thông trung bình một phút
có hai xe ôtô đi qua.
a) Tìm xác suất đ...
Mathematics, 26.07.2021 06:20, lexi1268
Tại một trạm kiểm soát giao thông trung bình một phút
có hai xe ôtô đi qua.
a) Tìm xác suất để có đúng 6 xe đi qua trong vòng 3 phút.
b) Tính xác suất để trong khoảng thời gian t phút cổ ít nhát
1 xe ôtô đi qua. Xác định t để xác suất này bằng 0,99.
Answers: 3
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