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Get Full Access to Stats Modeling The World - 4 Edition - Chapter 7 - Problem 47
Get Full Access to Stats Modeling The World - 4 Edition - Chapter 7 - Problem 47

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# Success in college Colleges use SAT scores in the admissions process because they ISBN: 9780321854018 481

## Solution for problem 47 Chapter 7

Stats Modeling the World | 4th Edition

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Problem 47

Success in college Colleges use SAT scores in the admissions process because they believe these scores provide some insight into how a high school student will perform at the college level. Regression analysis was computed on using SAT to predict GPA. a) Write the equation of the regression line. b) Explain what the y-intercept of the regression line indicates. c) Interpret the slope of the regression line. d) Predict

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STAT-5615: Statistics in Research I Lecture 5 Sampling Distributions Ott & Longnecker 4.11-4.13 Dr. Christian Lucero Virginia Tech Fall 2016 Quick Review of Sample Variation Suppose a random sample of si=e5 is taken (without replacement) from the following population. 5,8,10,10,25,26,31,31,35,37 The population mean is=m21.8 and population standard deviation = 12.26377. Sample 1: f5, 10, 26, 31, 35g Sample mean:x = 21.4, Sample standard devia=i13.20227. Sample 2: f5, 8, 25, 31, 37g Sample mean: x= 21.2, Sample standard devia=i14.11382. Sample 3: f10, 10, 31, 35, 37g Sample mean:x = 24.6, Sample standard devia=i13.50185. Sampling Distributions We have

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##### ISBN: 9780321854018

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