W1 Problem 5 Prev Up Next 1 pt a Acommittee on community rel

W1: Problem 5 Prev Up Next 1 pt (a) Acommittee on community relations in a college town plans to survey local businesses about the importance of students as cus rom telephone book listings, the committee chooses 292 businesses at random. Of these, 79 return the questionnaire mailed by the com The population for this study is O A. the 292 businesses chosen. B. all businesses in the college town. C, the 79 businesses that returned the questionnaire. D. None of the above. (b) An opinion pol contacts 1140 adults and asks them. Which political party do you think has better ideas for leading the country in the 21 century?\" In all, 655 of the 1140 say, \"The Democrats.\" The sample in this setting is O the 655 people who chose the Democrats. B. the 1140 people interviewed. C. a 235 milion adults in the United States. D. None of the above. Asample in a community is selected at random from the telephone directory in this community. 5% of households have no of households telephone, 18% have only cell phones and another 25% have unisted telephone numbers. The sample w certainly sumer mom O A. undercoverage. B. false responses. C, nonresponse D. None of the above

Solution

ANSWERS

Problem 5: 1(a). A , 1(b). B , 1(c). A

Problem 7: 1(a). D , 1(b). C

Problem 8: 1(a). Response variable., 1(b). Caffeine free cola,Regular Cola , 1(c). Caffeine free cola,Regular Cola , 1(d). C

Last Problem: 1(a). D , 1(c). A , 1(c). F