In an independent samples design, the null hypothesis is that
A) the population mean of one group is equal to that of a second group
B) the population mean of one group is larger or smaller than that of a second group
C) the sample mean of one group is equal to that of a second group
D) the sample mean of one group is larger or smaller than that of a second group.

Question

Quizplus · Accepted Answer

The null hypothesis in an independent samples design typically states that there is no difference between the population means of the two groups, implying that any observed difference in sample means is due to sampling variability rather than a true difference in the populations.

In an Independent Samples Design, the Null Hypothesis Is That