When there is no prediction that a relationship between two variables will be either positive or negative,what type of test should you use?
A)two-tailed
B)ANOVA
C)one-tailed
D)Cohen's d

Question

Quizplus · Accepted Answer

A two-tailed test is appropriate when there is no specific directional prediction about the relationship between two variables. This type of test allows for the possibility that there may be either a positive or negative correlation. ANOVA and Cohen's d are not appropriate for testing correlations between two variables, and a one-tailed test assumes a specific directional prediction.

When There Is No Prediction That a Relationship Between Two