Which of the following research methods is likely to have the WORST external validity?
A)An experiment
B)A correlational study
C)A survey
D)A case study
E)An observational study

Question

Quizplus · Accepted Answer

Case studies often focus on a single subject or a small group, making it difficult to generalize the findings to a larger population, which results in poor external validity compared to other methods listed.

Which of the Following Research Methods Is Likely to Have