A national survey of a large supermarket chain is undertaken. Data are collected for the price of

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A national survey of a large supermarket chain is undertaken. Data are collected for the price of a particular brand of natural yoghurt. The data are shown below. Assuming the prices of natural yoghurt are normally distributed, find a 95% confidence interval for the population variance of prices for this particular brand of natural yoghurt.

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Business Analytics And Statistics

ISBN: 9780730363330

1st Edition

Authors: Ken Black, John Asafu Adjaye, Paul Burke, Nelson Perera, Carl Sherwood, Saleh A. Wasimi

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