设随机变量X~B(4,0.2), 则P{X〉3}=()


设随机变量X~B(4,0.2), 则P{X〉3}=()

A.0.0016

B.0.4096

C.0.8192

D.0.0272

正确答案:0.0016


Tag:变量 时间:2024-01-14 20:36:44