Answered: At a 0.01 level of significance, is…

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At a 0.01 level of significance, is there sufficient evidencethat the average is different from 24?

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

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.3: Measures Of Spread

Problem 1GP

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Question

The manager of the women’s dress department of a store wants to know whether the true average number of women’s dresses sold per day is 24. In a random sample of 36 days, it has been found that the average number of dresses sold is 23 with standard deviation of 7 dresses. At a 0.01 level of significance, is there sufficient evidencethat the average is different from 24?

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