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    Exam 11: Inferences About Population Variances
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    A Sample of 30 Items Provided a Sample Mean of 28
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A Sample of 30 Items Provided a Sample Mean of 28

Question 51

Question 51

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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 α\alphaα = 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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blured image2= 41.76 < 45.7222; d...

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