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Is the Number of Games Won by a Major League y=1,134,x=3.642,y2=93,110,x2=.948622, and xy=295.54\sum y=1,134, \sum x=3.642, \sum{y} 2=93,110, \quad \sum{x}^{2}=.948622, \text { and } \sum x y=295.54

question 8

Essay

Is the number of games won by a major league baseball team in a season related to the team's batting average? Data from 14 teams were collected and the summary statistics yield: y=1,134,x=3.642,y2=93,110,x2=.948622, and xy=295.54\sum y=1,134, \sum x=3.642, \sum{y} 2=93,110, \quad \sum{x}^{2}=.948622, \text { and } \sum x y=295.54
Find the least squares prediction equation for predicting the number of games won, y, using a straight-line relationship with the team's batting average, x.


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