A mail-order company counted the number of incoming calls per day to the companys toll free number

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A mail-order company counted the number of incoming calls per day to the company’s toll free number during the first 7 days in May: 14, 24, 19, 31, 36, 26, 17.

(a) compute the arithmetic mean

(b) indicate whether it is a statistic or a parameter.

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Statistical Techniques in Business and Economics

ISBN: 978-1259666360

17th edition

Authors: Douglas A. Lind, William G Marchal

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