# The poll conducted telephone interviews with 1497

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99. The poll conducted telephone interviews with 1497 adults. These 1497 people make up the (a) population. (b) sampling frame. (c) sample. (d) response variable. (e) experimental treatment. 192
100. The poll omitted people without telephones, and also left out Alaska and Hawaii to reduce cost. These omissions may cause a small bias. If so, that bias is
101. One question asked was: "Many women have better jobs and more opportunities than they did 20 years ago. Do you think women have had to give up too much in the process, or not?” Of the 1025 women who were asked, 492 said "Yes." Take these 1025 women to be an SRS of all adult women. Which of these is a correct 95% confidence interval for the proportion of all adult women who would say "Yes" to this statement?
Exam Questions 102. The poll questioned 1025 women and 472 men. The design of the sample choose separate samples of men and women and planned to interview more women than men. This is a
103. The 472 men were also asked the question described in problem 101 above, and 212 of them said "Yes." The margin of error for a 95% confidence interval for men would be (a) larger than for women, because fewer men were asked. (b) smaller than for women, because fewer men were asked. (c) larger than for women, because fewer men said "Yes." (d) smaller than for women, because fewer men said "Yes." (e) the same as for women.
104. The poll interviewed 1025 women and 472 men; 47% of the women and 37% of the men said they do not get enough time to themselves. Which of these statements is true?
105. The Times gave 95% confidence intervals. The term "95% confidence" means