A researcher studying the attitudes of college students on social norms posts a survey on her webpage. After receiving 150 responses she closes the survey and analyzes the results by comparing the results against those of a survey conducted in the campus library. What error has the researcher likely committed?

Question

Quizplus · Accepted Answer

The researcher has likely committed selection bias by only collecting responses from her webpage, which could have a different demographic than the students who frequent the library. This limits the generalizability of the results to only those who visit her webpage.

A Researcher Studying the Attitudes of College Students on Social