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An averaged department store sells 350 mens suits per year. The mens suit departments at a particular national chain of stores claim they sell more...

An averaged department store sells 350 mens suits per year. The mens suit departments at a particular national chain of stores claim they sell more than the industry average. In 35 of their stores they sold on the average 430 suits per year with a population standard deviation of 40. What is the test value for their claim?
possible answers
0.34
2.00
6.92
11.83
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Statistics and Probability-8089119.doc

An averaged department store sells 350 mens suits per year. The mens suit departments at a particular national chain of stores claim they sell more than the industry average. In 35 of their stores...

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