Question 7.49

image 19. An opinion poll calls 1334 randomly chosen residential telephone numbers, and then the interviewer asks to speak with an adult member of the household, inquiring, “How many movies have you watched in a movie theater in the past 12 months?”

  1. What population do you think the poll has in mind?
  2. In all, 931 people respond. What is the rate (percent) of nonresponse?
  3. Many responses to this question are likely to be inaccurate. Why?

19.

(a) All people aged 18 and over living in the United States.

(b) Of the 1334 called, 403 did not respond. The rate is , or about 30%

(c) It is hard to remember exactly how many movies you saw in the past 12 months.