Author Question: Differential research A) uses experimental designs to create differences between groups. B) ... (Read 72 times)

jayhills49 · **on:** Aug 4, 2018

Differential research

A) uses experimental designs to create differences between groups.
B) makes comparisons between two or more groups of participants.
C) compares the pretest-posttest difference scores of randomly assigned groups.
D) None of the above

Question 2

Which two levels of constraint involve the direct comparison of two or more groups of participants?

A) naturalistic and case-study
B) case-study and experimental
C) experimental and differential
D) correlational and differential