4. From a survey of 250 coworkers you find that 155 would like the company to provide...

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4. From a survey of 250 coworkers you find that 155 would like the company to provide on-site day care.

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.

SECTION 11.2

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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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