Mathematics, 18.06.2021 05:00 alisonlebron15

Thời gian giữa 2 lần nhận được tin nhắn điện tử của 1 máy tính tuân theo quy luật phân phối mũ với thời gian trung bình là 2 giờ a, tính xác suất để máy không nhận được một tin nhắn điện tử nào trong khoảng thời gian 2 giờ
b, biết máy tính không nhận được tin nhắn nào trong khoảng thời gian 4 giờ ,hãy tính xác suất để máy tính sẽ không nhận được tin nhắn nào trong 2 giờ tiếp theo

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Thời gian giữa 2 lần nhận được tin nhắn điện tử của 1 máy tính tuân theo quy luật phân phối mũ với t...

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