Which of the following is NOT an underlying assumption of correlations?
A)The independent variable should be nominal and the dependent variable should be interval or ratio.
B)The sample should be random.
C)Scores for both variables being compared must be obtained from each participant.
D)The relationship between two scores should be linear.

Question

Quizplus · Accepted Answer

The correct assumption for correlations does not involve having an independent variable that is nominal and a dependent variable that is interval or ratio. Correlations measure the relationship between two variables, both of which are typically interval or ratio; they do not distinguish between independent and dependent variables.

Which of the Following Is NOT an Underlying Assumption of Correlations