Test this belief as the alternative hypothesis

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Suppose the average number of employees per industry group in the manufacturing database is believed to be less than 150 (1000s). Test this belief as the alternative hypothesis by using the 140 SIC Code industries given in the data- base as the sample. Let a = .10. Assume that the number of employees per industry group are normally distributed in the population. What did you decide and why?

Reference no: EM131015359

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