To compute an interval estimate for the difference between the means of two populations, the t distribution
A) is restricted to small sample situations.
B) is not restricted to small sample situations.
C) can be applied when the populations have equal means.
D) can be applied only when the populations have equal standard deviations.

Question

Quizplus · Accepted Answer

The t distribution can be used to compute interval estimates for the difference between the means of two populations, regardless of sample size. It does not require the populations to have equal means or standard deviations.

To Compute an Interval Estimate for the Difference Between the Means