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You may need to use the appropriate appendix table or technology to answer this question. The increasing annual cost (including tuition, room, board, books, and fees) to attend college has been widely discussed private and public colleges. Data are in thousands of dollars. Private Colleges 51.8 42.2 44.0 32.3 29.6 44.8 36.8 50.5 44.0 43.0 Public Colleges 20.3 22.0 28.2 15.6 24.1 28.5 18.5 25.6 14.4 21.8 22.8 25.8

You may need to use the appropriate appendix table or technology to answer this question. The increasing annual cost (including tuition, room, board, books, and fees) to attend college has been widely discussed private and public colleges. Data are in thousands of dollars. Private Colleges 51.8 42.2 44.0 32.3 29.6 44.8 36.8 50.5 44.0 43.0 Public Colleges 20.3 22.0 28.2 15.6 24.1 28.5 18.5 25.6 14.4 21.8 22.8 25.8

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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You may need to use the appropriate appendix table or technology to answer this question. The increasing annual cost (including tuition, room, board, books, and fees) to attend college has been widely discussed (Tim private and public colleges. Data are in thousands of dollars. Private Colleges 51.8 29.6 42.2 44.0 32.3 44.0 44.8 36.8 50.5 43.0 (a) Compute the sample mean (in thousand dollars) and sample standard deviation (in thousand dollars) for private colleges sample mean $41.9 thousand sample standard deviation 7.14 x thousand Public Colleges 20.3 22.0 28.2 15.6 24.1 28.5 22.8 25.8 18.5 25.6 14.4 21.8 Compute the sample mean (in thousand dollars) and sample standard deviation (in thousand dollars) for public colleges. sample mean sample standard deviation $26.4 X thousand 7.14 X thousand (b) What is the point estimate (in thousand dollars) of the difference between the two population means? (Use Private - Publi $19.6 thousand Interpret this value in terms of the annual cost (in dollars) of attending private and public colleges. We estimate that the mean annual cost to attend private colleges is $ 19600 X thousand ✓ more than the mean annual cost to (c) Develop a 95% confidence interval (in thousand dollars) of the difference between the mean annual cost of attending privat one decimal place.) $22.3 x thousand to $4.53
Transcribed Image Text:You may need to use the appropriate appendix table or technology to answer this question. The increasing annual cost (including tuition, room, board, books, and fees) to attend college has been widely discussed (Tim private and public colleges. Data are in thousands of dollars. Private Colleges 51.8 29.6 42.2 44.0 32.3 44.0 44.8 36.8 50.5 43.0 (a) Compute the sample mean (in thousand dollars) and sample standard deviation (in thousand dollars) for private colleges sample mean $41.9 thousand sample standard deviation 7.14 x thousand Public Colleges 20.3 22.0 28.2 15.6 24.1 28.5 22.8 25.8 18.5 25.6 14.4 21.8 Compute the sample mean (in thousand dollars) and sample standard deviation (in thousand dollars) for public colleges. sample mean sample standard deviation $26.4 X thousand 7.14 X thousand (b) What is the point estimate (in thousand dollars) of the difference between the two population means? (Use Private - Publi $19.6 thousand Interpret this value in terms of the annual cost (in dollars) of attending private and public colleges. We estimate that the mean annual cost to attend private colleges is $ 19600 X thousand ✓ more than the mean annual cost to (c) Develop a 95% confidence interval (in thousand dollars) of the difference between the mean annual cost of attending privat one decimal place.) $22.3 x thousand to $4.53
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