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相关组总体均值差异的估计

相关组总体均值差异的估计 Estimates of differences in the population means of the relevant groups

1.求出两总体均值的点估计 \\Find a point estimate of the two population means:

2.用标准误估计差异样本均值的方差 \\Use the standard error to estimate the difference of sample means: =

3.求出枢轴量 Calculate the pivot quantity:

4.根据置信区间求出t的临界值t0。 \\Find the critical value of t according to the confidence interval

5.根据式子:

求出置信区间 \\Find the confidence interval.

相关组总体均值差异的估计.txt · 最后更改: 2024/04/02 02:30 由 fairytaleee