If two samples are selected from the same population, under what circumstances will the two samples have exactly the same t statistic?
A)If the samples are the same size and have the same variance.
B)If the samples are the same size and have the same mean.
C)If the samples have the same mean and the same variance.
D)If the samples are the same size and have the same mean and have the same variance.

Question

Quizplus · Accepted Answer

The t statistic depends on the sample size, mean, and variance. For two samples to have the same t statistic, they must have the same size, mean, and variance.

If Two Samples Are Selected from the Same Population, Under