The standard deviation of a population of 400 volumes is 70 cm. In the case of "non-refundable selection", find how many units the sample should consist of so that the standard error of the mean is not more than 25 cm? a) 15 B) 8 C) 12 D) 3 E) 18

The standard deviation of a population of 400 volumes is 70 cm. In the case of "non-refundable selection", find how many units the sample should consist of so that the standard error of the mean is not more than 25 cm? a) 15 B) 8 C) 12 D) 3 E) 18

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter4: Quadrilaterals

Section4.1: Properties Of A Parallelogram

Problem 44E

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Q21 )) The standard deviation of a population of 400 volumes is 70 cm. In the case of "non-refundable selection", find how many units the sample should consist of so that the standard error of the mean is not more than 25 cm? a) 15 B) 8 C) 12 D) 3 E) 18

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