Author Question: What is the primary limitation of using only two levels of a factor in a two-factor between-subjects ... (Read 53 times)

jho37 · **on:** Jun 19, 2018

What is the primary limitation of using only two levels of a factor in a two-factor between-subjects design?

a. It is simple to interpret.
b. It increases the chances of demonstrating a significant mean difference.
c. It tends to reduce the differences between the groups.
d. It may not provide a complete picture of how the factor affects the dependent variable.

Question 2

Experimental design is generally strong against selection-history threats.

a. True
b. False
Indicate whether the statement is true or false