A political party sends a mail survey to 1500 randomly selected registered voters in a community. The survey asks respondents to give an opinion about the job performance of the current president. Of the 1500 surveys sent out, 480 are returned, and of these, only 120 show that the respondent is satisfied with the president's job performance. The sample is:
A)the 1500 randomly selected voters who received the questionnaire.
B)the 480 surveys returned.
C)the 120 voters surveyed who are satisfied with the president's job performance.
D)the voters in the president's district.

Question

Quizplus · Accepted Answer

The sample refers to the group of individuals who responded to the survey, which in this case is the 480 surveys that were returned. The other choices (A, C, and D) are not representative of the sample because they either include individuals who did not respond to the survey or are not relevant to the question being asked.

A Political Party Sends a Mail Survey to 1500 Randomly