h0: m = 120 and ha: m Þ 120 are used to test whether a bath soap production process ismeeting the standard output of 120 bars per batch. use a .05 level of significance for thetest and a planning value of 5 for the standard deviation.a. if the mean output drops to 117 bars per batch, the firm wants to have a 98% chance ofconcluding that the standard production output is not being met. How large a sampleshould be selected?
h0: m = 120 and ha: m Þ 120 are used to test whether a bath soap production process ismeeting the standard output of 120 bars per batch. use a .05 level of significance for thetest and a planning value of 5 for the standard deviation.a. if the mean output drops to 117 bars per batch, the firm wants to have a 98% chance ofconcluding that the standard production output is not being met. How large a sampleshould be selected?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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h0: m = 120 and ha: m Þ 120 are used to test whether a bath soap production process is
meeting the standard output of 120 bars per batch. use a .05 level of significance for the
test and a planning value of 5 for the standard deviation.
a. if the mean output drops to 117 bars per batch, the firm wants to have a 98% chance of
concluding that the standard production output is not being met. How large a sample
should be selected?
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