3. A survey of 200 students is selected randomly on a large university campus. They are asked...

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3. A survey of 200 students is selected randomly on a large university campus. They are asked if they use a laptop in class to take notes. Suppose that based on the survey, 70 of the 200 students responded “yes.”

a) What is the value of the sample proportion

b) What is the standard error of the sample proportion?

c) Construct an approximate 95% confidence interval for the true proportion p by taking SEs from the sample proportion.

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Business Statistics

ISBN: 9780321716095

2nd Edition

Authors: Norean D. Sharpe, Paul F. Velleman, David Bock, Norean Radke Sharpe

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Question Posted: Sep 07, 2024 04:02 AM

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3. A survey of 200 students is selected randomly on a large university campus. They are asked...

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Business Statistics

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