Essay
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.
a.Compute the sample mean and the standard deviation.
b.Determine the margin of error at 95% confidence.
c.At 95% confidence,determine an interval for the mean of the population.At 98% confidence,determine an interval for the mean of the population.
Correct Answer:
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a.Mean = 75;S = 16.1...View Answer
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