Which of the following is NOT true of a study with only one independent variable?
A)Interactions can be studied.
B)Internal validity can be high.
C)A repeated measures design can be used.
D)A between-subject design can be used.

Question

Quizplus · Accepted Answer

Interactions require at least two independent variables to examine how the effect of one variable changes across the levels of another variable. With only one independent variable, interactions cannot be studied.

Which of the Following Is NOT True of a Study