What type of experimental design is best when ethical concerns prevent the ability of the researcher to perform a true controlled experiment?
A) a Solomon four group design
B) a pretest-posttest design
C) a quasi-experimental design
D) a natural experiment
E) a posttest only control group experimental design

Question

Quizplus · Accepted Answer

A quasi-experimental design is the best choice when ethical concerns prevent the ability of the researcher to perform a true controlled experiment. This design allows the researcher to manipulate an independent variable, but lacks the random assignment of participants to conditions. This type of design is commonly used in fields such as psychology, education, and public health.

What Type of Experimental Design Is Best When Ethical Concerns