In a recent survey of drinking laws, a random sample of 1000 women showed that 65% were in favor of increasing the legal drinking age. In a random sample of 1000 men, 60% favored increasing the legal drinking age. 1. Can it be concluded at α = .05 that the proportions are equal? Do the hypothesis test. 2. Construct a 95% confidence interval for pwomen-pmen.

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
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In a recent survey of drinking laws, a random sample of 1000 women showed that 65% were in favor of increasing the legal drinking age. In a random sample of 1000 men, 60% favored increasing the legal drinking age.

1. Can it be concluded at α = .05 that the proportions are equal? Do the hypothesis test.

2. Construct a 95% confidence interval for pwomen-pmen.

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