• 2022-07-25
    设  [tex=5.571x1.286]07nd9KNvcftTb+wfXo92JVm8LZDNK5ovhx/H6APTmDfmiP99JbTuYnbjk0py3+AZ[/tex] 是来自总体  [tex=4.571x1.286]LRmhD5s3cSvL+1wVnHgBetlebb5yOCStA18K9akua4c=[/tex]  的样本值,且样本的均值  [tex=3.571x1.286]1j5Qi5Gq3ZkxvP/WK+5jUE149whUwKneXaL7+sBoqjA=[/tex]. 则 [tex=0.643x1.286]LHHF5r8Y9VBlpolr/GDm2w==[/tex] 的置信度为0.95的置信区间为[input=type:blank,size:4][/input]
  • 举一反三