Companies often print their corporate policies for training purposes. What is the average length of a companys
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Companies often print their corporate policies for training purposes. What is the average length of a company’s policy book? Suppose policy books are sampled from 45 medium-sized companies. The average number of pages in the sample books is 213, and the population standard deviation is 48. Use this information to construct a 98% confidence interval to estimate the mean number of pages for the population of policy books for medium-sized companies.
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Related Book For 
Business Statistics For Contemporary Decision Making
ISBN: 9781119577621
3rd Canadian Edition
Authors: Ken Black, Ignacio Castillo
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