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Reject the claim that mean tuna consumption

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Please review and confirm that my answers are correct

A nutritionist claims that the mean tuna consumption by a person is 3.9 pounds per year. A sample of 80 people shows that the mean tuna consumption by a person is 3.8 pounds per year. Assume the population standard deviation is 1.24 pounds. At alpha =0.1 can you reject the? claim?

(b) Z= -0.72

(c) P-Value = 0.472

(d) Fail to reject HO. There is not sufficient evidence to reject the claim that mean tuna consumption is equal to 3.9 pounds.

Reference no: EM132250324

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