The data entry operation in a large computer department claims that it gives its customers a turnaround
Question:
The data entry operation in a large computer department claims that it gives its customers a turnaround time of 6.0 h or less. To test this claim, one of the customers took a sample of 36 jobs and found that the sample mean turnaround time was X̅ = 6.5 h with a sample standard deviation of s = 1.5 h. Use H0: μ = 6.0, H1: μ > 6.0, and α = .10 to test the data entry operation’s claim.
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Step by Step Answer:
To test the claim made by the data entry operation we can perform a onesample ttest The null hypothe...View the full answer
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Related Book For 
Statistics For Business And Financial Economics
ISBN: 9781461458975
3rd Edition
Authors: Cheng Few Lee , John C Lee , Alice C Lee
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