• 2022-06-16
    设随机变量[tex=0.857x1.0]N7iCrOsS+NNEUUlnsYCi1g==[/tex]服从正态分布[tex=3.786x1.571]nGmbglS/LYjuPe6qNUDBFq8+bJT7l595VGqe2mTry24=[/tex],求概率[tex=5.929x1.357]HvY0tlxrRHA8PcX2ewlgWt+xlTCKDnThYQcHU+RaEDI=[/tex].