For a random sample of 25 students from a very large university, the accompanying table shows the

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For a random sample of 25 students from a very large university, the accompanying table shows the amount of time (in hours) spent studying for final exams.

a. Estimate the sample mean study time.
b. Estimate the sample standard deviation.

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Statistics For Business And Economics

ISBN: 9780132745659

8th Edition

Authors: Paul Newbold, William Carlson, Betty Thorne

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Question Posted: Jul 06, 2015 07:30 AM

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For a random sample of 25 students from a very large university, the accompanying table shows the

Question:

Study time Number of students 0<4 4<8 37 8<12 12<16 85 16<20 2

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Estimate the sample mean and standard deviation a ...View the full answer

Statistics For Business And Economics

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