When you cannot randomly assign participants to groups but you do manipulate an IV and measure a DV, you have used a(n) _________ design.
A) ex post facto
B) quasi-experimental
C) true experimental
D) Solomon four-group

Question

Quizplus · Accepted Answer

A quasi-experimental design involves manipulation of an independent variable without random assignment of participants to groups.

When You Cannot Randomly Assign Participants to Groups but You