Question

The National Football League (NFL) records a variety of performance data for individuals and teams. A portion of the data showing the average number of passing yards obtained per game on offense (OffPassYds/G), the average number of yards given up per game on defense (DefYds/G), and the percentage of games won (Win%), for the 2011 season follows (ESPN website, November 3, 2012).


a. Develop an estimated regression equation that can be used to predict the percentage of games won given the average number of passing yards obtained per game on offense and the average number of yards given up per game on defense.
b. Use the F test to determine the overall significance of the relationship. What is your conclusion at the .05 level of significance?
c. Use the t test to determine the significance of each independent variable. What is your conclusion at the .05 level ofsignificance?


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  • CreatedFebruary 16, 2015
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