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A Sample of 30 Items Provided a Sample Mean of 28

Question 64

Question 64

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A sample of 30 items provided a sample mean of 28 and a sample standard deviation of 6. Test the following hypotheses using $\alpha$ = 0.05. What is your conclusion? $A sample of 30 items provided a sample mean of 28 and a sample standard deviation of 6. Test the following hypotheses using \alpha = 0.05. What is your conclusion?$

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²= 41.76 < 45.7222; d...

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