The t statistic follows a t distribution when:
A)the samples are independently and randomly selected from their respective populations
B)the scores in each population are normally distributed
C)the scores in the two populations have equal variances
D)all of these

Question

Quizplus · Accepted Answer

For the t statistic to follow a t distribution, all three conditions must be met: 
(A) the samples must be independently and randomly selected from their respective populations, 
(B) the scores in each population should be normally distributed, and 
(C) the scores in the two populations should have equal variances. Therefore, choice D, which includes all three conditions, is the best answer.

The T Statistic Follows a T Distribution When