Questions below will be based on the following: A researcher wishes to test the hypothesis that intelligence is a sex-linked characteristic. A random sample of 1000 women is selected and given IQ tests. Similarly, a random sample of 1000 men is selected and also given IQ tests. The mean IQ's of the two groups are compared and the difference is found to be significantly in favor of the females.
-The research technique used in this study is an example of
A) experimental research
B) post-facto research
C) longitudinal research
D) b and c, but not a

Question

Quizplus · Accepted Answer

This study is an example of post-facto research, as the researcher has not manipulated any variables but has observed and compared existing differences between two groups (men and women) in terms of their IQ scores. The study is not experimental, as there is no manipulation of variables, and it is not longitudinal, as it only involves a single point in time.

Questions Below Will Be Based on the Following: a Researcher