In the advice column of a national student magazine,final-year undergraduate readers are asked: 'If you could do it again,would you still go to university?' Of the more than 1000 responses,55% said no.What does this show?
A)The survey is meaningless because of voluntary response bias.
B)Nothing can be inferred as nothing is known of the personalities of the respondents.
C)To improve the significance of the study,a random sample of respondents should have been carried out.
D)The survey would be more significant is respondents were called to a focus group.

Question

Quizplus · Accepted Answer

The survey is likely to suffer from voluntary response bias, as those who feel strongly about their university experience (either positively or negatively) are more likely to respond, making the results not representative of the entire population.

In the Advice Column of a National Student Magazine,final-Year Undergraduate