The average height in a group of 200 persons is 170 cm After one year, the height of some of them increased by 1 cm, and that of remaining increased by 3 cm The average height now became 171 4 cm Of how many persons the height has increased by 3 cm 1 40 2 75 3 50 4 100 5 80 The average height in a...

Let height of T persons increased by 3 cm Heig ...

The average height in a group of 200 persons is 170 cm. After one year, the...

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John E Freunds Mathematical Statistics with Applications

ISBN: 978-0134995373

8th edition

Authors: Irwin Miller, Marylees Miller

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Posted Date: Mar 01, 2022 09:48 AM

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