20 The weekly demand for a particular product in a white-goods store is thought to be normally distributed. Use a goodness of fit test and the following data to test this assumption. Use a=0.10. The sample mean is 24.5 and the sample standard deviation is 3.0. X Sd n=30 18 26 26 20 23 25 22 20 31 27 24 29 22 26 25 Total 100 25 27 25 22 25 28 27 19 26 25 21 28 24 25 24 ei

20 The weekly demand for a particular product in a white-goods store is thought to be normally distributed. Use a goodness of fit test and the following data to test this assumption. Use a=0.10. The sample mean is 24.5 and the sample standard deviation is 3.0. X Sd n=30 18 26 26 20 23 25 22 20 31 27 24 29 22 26 25 Total 100 25 27 25 22 25 28 27 19 26 25 21 28 24 25 24 ei

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.5: Comparing Sets Of Data

Problem 13PPS

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