To predict a dependent variable from knowledge of an independent variable, which of the following would be most useful?
a. A regression equation
b. A post-hoc test
c. Means comparisons
d. A random sample
Question 2
Kramer is conducting a chi-square analysis on a 2 x 2 contingency table. Which statistic should he use to calculate the effect size?
a. Kappa
b. Alpha
c. Phi
d. r