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Question

A baseball analyst is trying to predict the number of wins of a baseball

team by using the team's earned run average (ERA). He used data from 12 major league baseball teams and developed the following regression model and ANOVA table. Use Alpha = 0.05Perform a t-test to determine if there is a linear relationship between the number of wins and ERA. The regression equation is y=3+1.5x. and Sb1 = .22
Source                     df                           SS                    MS                F
Regression                1                              1346                1346             31.01
Error                       10                               434                  43.4              
Total                        11                            1780      
 

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