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We test whether a sample of 36 successful dieters are more or less satisfied with their appearance than in the population of non-dieters, wherethe population

We test whether a sample of 36 successful dieters are more or less satisfied with their appearance than in the population of non-dieters, wherethe population mean= 40 (standard deviation= 12). Use a Z test and the 10 step process to determine if there is a difference in satisfaction with appearance between dieters and non-dieters. The mean of the sample is 44.

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