• 2022-06-16
    正态总体方差未知时,在小样本条件下,总体均值在 [tex=1.929x1.143]yh3n57YpM0RFxvBYRVe30A==[/tex] 置信水平下的置信区间可以写为[input=type:blank,size:4][/input]。
    未知类型:{'options': ['[tex=5.214x2.786]rgT+dRllwmLDhFQldNsgE6fzCvz4gWNsmR9WHuj8hEqkpfy/P7KLxzxJCvIvOM+Bdqr/s9ghtAl0ghJvcECwZw==[/tex]', '[tex=5.143x2.429]nc6fcPS4chy6v2YUOLIF7MWbMgHSwJUGrwSWpKlPAQocur2AtCDiyZNiS/LLpzLT[/tex]', '[tex=5.357x2.429]rgT+dRllwmLDhFQldNsgE/Ik8vjGgQN3JCmaVFOAggVnUnDrwMgz6FH5iPKcW+ldUGpYAp0mGlVRfN9mQxtjcw==[/tex]', '[tex=4.571x2.5]nc6fcPS4chy6v2YUOLIF7EGdbxzZBYaFFcfjN2n4PYoJQqteVcP43+tdfrpAUDm6[/tex]'], 'type': 102}
  • 举一反三