When you are comparing the averages on two variables for significant differences,which of the following is true?
A)The scales of measurement should be the same on both questions.
B)Since the same respondents answered both questions (variables)you do not have independent samples.
C)You have two independent questions and one group.
D)all of the above are true
E)none of the above are true

Question

Quizplus · Accepted Answer

All of the statements are true when comparing averages on two variables for significant differences. The scales of measurement should be the same for a valid comparison (A), the fact that the same respondents answered both questions means the samples are not independent (B), and indeed, there are two independent questions but only one group of respondents (C).

When You Are Comparing the Averages on Two Variables for Significant