(来学网)在正态曲线下,小于μ-2.58σ包含的面积为()
  • A.
    (来学网)0.5%
  • B.
    (来学网)0.05%
  • C.
    (来学网)1%
  • D.
    (来学网)99%
  • E.
    (来学网)99.5%
正确答案:
B