The one-sample t test is based on the assumption that:
A)the sample is independently and randomly selected from the population of interest
B)the scores on the variable are normally distributed
C)the variable being studied is qualitative in nature
D)a and b

Question

Quizplus · Accepted Answer

The one-sample t test requires both the assumption that the sample is independently and randomly selected from the population of interest (a) and that the scores on the variable are normally distributed (b). Therefore, choice D is the correct answer. The assumption that the variable being studied is qualitative in nature (C) is incorrect, as the one-sample t test is used to test mean differences on a continuous variable.

The One-Sample T Test Is Based on the Assumption That