問題詳情

79. In a small metropolitan area, annual losses due to storm, fire, and theft are assumed to be mutually independent, exponentially distributed random variables with respective means1.0, 1.5, and 2.4.
Calculate the probability that the maximum of these losses exceeds 3.
(A) 0.002
(B) 0.050
(C) 0.159
(D) 0.287
(E) 0.414

參考答案

答案:E

統計:A:0,B:0,C:0,D:0,E:0

難度:計算中