Suppose That a Survey Is Taken of the Adult Residents

Multiple Choice

Suppose that a survey is taken of the adult residents of a town, and one of the questions asked is whether the person responding graduated from high school. Can the responses to this question be trusted?

A) Yes, because the question is very straightforward.
B) No, because the number of 'yes' answers would probably be skewed upward.
C) Yes, because the respondents are adults.
D) No, because the number of 'yes' answers would probably be skewed downward.
E) No, because most of the respondents would refuse to answer this question.