Estimate the mean number of pages for the population

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Reference no: EM13178369

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 of 48. Use this information to construct a 98% confidence interval to estimate the mean number of pages for the population of medium-sized company policy books.

Round your answers to 2 decimal places, the tolerance is +/-0.05.

Reference no: EM13178369

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