You Are Doing a One-Way ANOVA

You are doing a one-way ANOVA. What level of measurement is required on the two variables you are using? (Circle the letter of the correct answer.)

A) Both must be interval ratio.
B) Both can be any level.
C) The dependent variable can be any level, the factor variable must be interval/ratio.
D) The dependent variable must be interval/ratio, the factor variable can be any level.