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  3. 3) in a study of student loan subsidies, i surveye

3) In a study of student loan subsidies, I surveyed 100 students. In this sample, students...

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Statistics

3) In a study of student loan subsidies, I surveyed 100students. In this sample, students will owe a mean of $25,000 atthe time of graduation with a standard deviation of $2,000.

(a) Develop a 96% confidence interval for the populationmean.

(b) Develop a 96% confidence interval for the populationstandard deviation.

Answer & Explanation Solved by verified expert
3.5 Ratings (440 Votes)
Here n 100Sample mean 25000Sample standard deviation s 2000Degree of freedom n1 99Level of significance 004a Since mean and standard deviation of the population both areunknown mean will follow t    See Answer
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