Which of the following types of studies would need the largest sample size?
A) Case studies
B) Descriptive studies
C) Experimental studies
D) Quasi-experimental studies

Question

Quizplus · Accepted Answer

Descriptive studies often require very large samples. Multiple variables may be examined, and extraneous variables are likely to affect subject response(s) to the variables under study.
Case studies are, by definition, composed of a very small sample, possibly even just one individual.
Experimental studies can have fewer subjects than a descriptive or correlational study.
Quasi-experimental studies can have fewer subjects than a descriptive or correlational study

Which of the Following Types of Studies Would Need the Largest