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(a) The correlation coefficient is r = (b) The equation of the least squares line is ŷ =

(a) The correlation coefficient is r = (b) The equation of the least squares line is ŷ =

Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
6th Edition
ISBN:9781337111348
Author:Bruce Crauder, Benny Evans, Alan Noell
Publisher:Bruce Crauder, Benny Evans, Alan Noell
Chapter5: A Survey Of Other Common Functions
Section5.3: Modeling Data With Power Functions
Problem 6E: Urban Travel Times Population of cities and driving times are related, as shown in the accompanying...
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Is the number of games won by a major league baseball team in a season related to the team batting average? The table below shows the number of games won and the batting average (in thousandths) of 8 teams. Team Games Won Batting Average 61 278 66 273 3 116 278 4 120 264 87 284 85 265 7 102 266 8 99 283 Using games won as the explanatory variable x, do the following: (a) The correlation coefficient is r = (b) The equation of the least squares line is ŷ =
Transcribed Image Text:Is the number of games won by a major league baseball team in a season related to the team batting average? The table below shows the number of games won and the batting average (in thousandths) of 8 teams. Team Games Won Batting Average 61 278 66 273 3 116 278 4 120 264 87 284 85 265 7 102 266 8 99 283 Using games won as the explanatory variable x, do the following: (a) The correlation coefficient is r = (b) The equation of the least squares line is ŷ =
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