Question: A local university administers a comprehensive examination to the recipients of a B.S. degree in Business Administration. A sample of 5 examinations is selected at

A local university administers a comprehensive examination to the recipients of a B.S. degree in Business Administration. A sample of 5 examinations is selected at random and scored. The scores are shown below:
Grade 54 68 75 80 98
a. Compute the sample mean.
b. Compute the sample standard deviation.
c. Determine the margin of error at 95% confidence.

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a The equation for mean is the sum of the samples divided by the number of samples So b To ... View full answer

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