在均数为μ,标准差为σ的正态总体中随机抽样,|X-μ|≥()的概率为0.05
A、1.96σ
B、1.96[img=~/QImg/2013-10-14-10-49-09/image003.jpg]
C、[img=~/QImg/2013-10-14-10-49-09/image053.jpg]
D、[img=~/QImg/2013-10-14-10-49-09/image054.jpg]
E、1.96s
发布时间:2023-07-24 21:00:21
A、1.96σ
B、1.96[img=~/QImg/2013-10-14-10-49-09/image003.jpg]
C、[img=~/QImg/2013-10-14-10-49-09/image053.jpg]
D、[img=~/QImg/2013-10-14-10-49-09/image054.jpg]
E、1.96s