3) A researcher took an SRS of 4 high schools from a region with 29 high schools for a study on the prevalence of smoking among female high school students in the region. The results were as follows: School Number of Students Number of Female Students Number of Female Students Interviewed Number of Female Students who Smoke 1 1471 792 792 317 2 890 447 447 89 3 1021 511 511 153 4 1587 800 800 540 Estimate the percentage of female high school students in the region who smoke, along with a 95% CI (treat the proportions as means; then, using the ratio estimation, find ŷr, se(ŷr), and a 95% CI of Yu).

3) A researcher took an SRS of 4 high schools from a region with 29 high schools for a study on the prevalence of smoking among female high school students in the region. The results were as follows: School Number of Students Number of Female Students Number of Female Students Interviewed Number of Female Students who Smoke 1 1471 792 792 317 2 890 447 447 89 3 1021 511 511 153 4 1587 800 800 540 Estimate the percentage of female high school students in the region who smoke, along with a 95% CI (treat the proportions as means; then, using the ratio estimation, find ŷr, se(ŷr), and a 95% CI of Yu).

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section: Chapter Questions

Problem 13PT

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