If you conduct a mail survey, you can
A) safely generalize your results to the population if you mailed the questionnaire to everyone in the population
B) safely generalize your results to the population if you mailed the questionnaire to a random sample of members of the population
C) probably can't generalize your results to the population because of nonresponse bias, no matter who you sent the questionnaire to
D) a and b

Question

Quizplus · Accepted Answer

Mail surveys often suffer from nonresponse bias, meaning that those who do not respond may differ significantly from those who do, making it difficult to generalize results to the entire population.

If You Conduct a Mail Survey, You Can