Web Analytics
Answered

A local University administers a comprehensive examination to the recipients of a B.S. degree in Business Administration. A sample of Examinations is selected at random and scored. The scores are shown Below. Grade 54, 68, 75, 80, 98 At 98% confidence, determine an interval for the mean of the population.

Verified Answer :

Below are suppose to be the the question:

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.

The answer will be the below:
a.Mean = 75; S = 16.155
b.20.065
c.54.935 to 95.065

Related Questions