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 1 75 284 2 60 266 3 119 286 4 82 270 5 66 259 6 116 265 7 73 264 8 93 265 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 ?̂=
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 1 75 284 2 60 266 3 119 286 4 82 270 5 66 259 6 116 265 7 73 264 8 93 265 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 ?̂=
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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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 |
| 1 | 75 | 284 |
| 2 | 60 | 266 |
| 3 | 119 | 286 |
| 4 | 82 | 270 |
| 5 | 66 | 259 |
| 6 | 116 | 265 |
| 7 | 73 | 264 |
| 8 | 93 | 265 |
Using games won as the explanatory variable x, do the following:
(a) The
(b) The equation of the least squares line is ?̂=
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