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A random sample of 200 female high school students in India showed that 110 are on Facebook. A separate random sample of 150 male high school students in India showed that 69 are on Facebook. Let p1 and p2 be the proportion of all female and male high school students in India, respectively, who are on Facebook, Which of the following represents a 95% confidence interval for p1 – p2? 0.55(0.45) 0.46(0.54) 0.09 ±1.96, + 200 150 0.55(0.45) 0.46(0.54) 0.09 +1.645, 200 150 |0.51(0.49) 0.09 +1.645, 350 0.55(0.45) 0.46(0.54) O 0.09 ±1.645, + 200 150 |0.55(0.45) 0.46(0.54) O 0.09 ±1.96, 200 150

A random sample of 200 female high school students in India showed that 110 are on Facebook. A separate random sample of 150 male high school students in India showed that 69 are on Facebook. Let p1 and p2 be the proportion of all female and male high school students in India, respectively, who are on Facebook, Which of the following represents a 95% confidence interval for p1 – p2? 0.55(0.45) 0.46(0.54) 0.09 ±1.96, + 200 150 0.55(0.45) 0.46(0.54) 0.09 +1.645, 200 150 |0.51(0.49) 0.09 +1.645, 350 0.55(0.45) 0.46(0.54) O 0.09 ±1.645, + 200 150 |0.55(0.45) 0.46(0.54) O 0.09 ±1.96, 200 150

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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A random sample of 200 female high school students in India showed that 110 are on Facebook. A separate random sample of 150 male high school students in India showed that 69 are on Facebook. Let p1 and p2 be the proportion of all female and male high school students in India, respectively, who are on Facebook, Which of the following represents a 95% confidence interval for p1 – p2? 0.55(0.45) 0.46(0.54) 0.09 ±1.96, + 200 150 0.55(0.45) 0.46(0.54) 0.09 +1.645, 200 150 |0.51(0.49) 0.09 +1.645, 350 0.55(0.45) 0.46(0.54) O 0.09 ±1.645, + 200 150 |0.55(0.45) 0.46(0.54) O 0.09 ±1.96, 200 150
Transcribed Image Text:A random sample of 200 female high school students in India showed that 110 are on Facebook. A separate random sample of 150 male high school students in India showed that 69 are on Facebook. Let p1 and p2 be the proportion of all female and male high school students in India, respectively, who are on Facebook, Which of the following represents a 95% confidence interval for p1 – p2? 0.55(0.45) 0.46(0.54) 0.09 ±1.96, + 200 150 0.55(0.45) 0.46(0.54) 0.09 +1.645, 200 150 |0.51(0.49) 0.09 +1.645, 350 0.55(0.45) 0.46(0.54) O 0.09 ±1.645, + 200 150 |0.55(0.45) 0.46(0.54) O 0.09 ±1.96, 200 150
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