Researchers tend to use quasi-experimental research designs when they are able to manipulate an independent variable but NOT able to ____.
A)use random sampling
B)use random assignment
C)perform statistical tests on their results
D)use more than 20 research participants

Question

Quizplus · Accepted Answer

Quasi-experimental designs are often used when researchers can manipulate an independent variable but cannot use random assignment to create groups. This is typically due to ethical or practical reasons. Random sampling is about how participants are chosen for the study, not how they are assigned to groups, and performing statistical tests and the number of participants are not factors that distinguish quasi-experimental designs.

Researchers Tend to Use Quasi-Experimental Research Designs When They Are