Mail surveys are particularly vulnerable to a problem that arises when not all respondents complete and return the survey.This problem is called
A) selection bias.
B) reactivity.
C) low response rate.
D) social undesirability.

Question

Quizplus · Accepted Answer

The problem described is low response rate, which occurs when only a small proportion of potential respondents complete and return the survey. Selection bias refers to a bias in the sample due to non-random selection, reactivity refers to a change in behavior due to being observed or studied, and social undesirability refers to respondents giving answers they perceive as more socially acceptable rather than their true beliefs or behaviors.

Mail Surveys Are Particularly Vulnerable to a Problem That Arises