Which of the following is a type of correlated-groups designs?
a. within-subjects designs
b. matched-subjects designs
c. between-subjects designs
d. both matched- and within-subjects designs
Question 2
When we use different subjects in each condition, but they are related on some variable or variables, we are using a _____ design.
a. matched-subjects
b. between-subjects
c. within-subjects
d. across-subjects