Which of the following is a similarity between the two independent-groups design and the two correlated-groups design?
A) Both designs involve two independent variables.
B) Both designs involve the same kind of assignment to groups.
C) Both designs involve one independent variable with two groups.
D) Both designs involve a correlational design rather than an experimental design.

Question

Quizplus · Accepted Answer

Both the independent-groups design and the correlated-groups design involve one independent variable with two groups, but they differ in how participants are assigned to these groups.

Which of the Following Is a Similarity Between the Two