13.30 Cricket by Chance Is it true that the more balls a cricketer plays the more runs you make? The following table provides the related information about some of the cricket superstars from four countries for the year 2006. The data shown in this table give the total number of runs scored and total balls faced in given cricket matches for players of four countries. 

Use a computer package to analyze the data with a multiple regression analysis. Comment on the fit of the model, the significant variables, any interactions that exist, and any regression assumptions that may have been violated. Summarize your results in a report, including printouts and graphs if possible.

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2006 Calendar Year Test Best Innings Batting Strike Rates Players A. Symonds Runs Scored Balls Faced Country 55 47 Australia A. Symonds 29 26 Australia S.K. Warne 36 31 Australia S.K. Warne 25 22 Australia S.K. Warne 36 33 Australia C.H. Gayle 34 28 West Indies C.H. Gayle 30 27 West Indies C.H. Gayle 30 30 West Indies Shahid Afridi 60 46 Pakistan Shahid Afridi 103 80 Pakistan Shahid Afridi 156 128 Pakistan S.M. Pollock 32 20 South Africa S.M. Pollock 26 21 South Africa S.M. Pollock 40 41 South Africa S.M. Pollock 44 47 South Africa