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NBA Statistical Analysis

NBA Statistical Analysis. Econ 240A. Intro. to Econometrics. Fall 2010. Group 3 Lu Mao Ying Fan Matthew Koson Ryan Knefel Eric Johnson Tyler Nelson. Grop 3 | NBA Statistical Analysis. Goal. What factors determine winning percentage? Attendance Field Goal % Rebounds for & against

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NBA Statistical Analysis

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  1. NBA Statistical Analysis Econ 240A. Intro. to Econometrics. Fall 2010. Group 3 Lu Mao Ying Fan Matthew Koson Ryan Knefel Eric Johnson Tyler Nelson Group 3 | NBA Statistical Analysis Grop 3 | NBA Statistical Analysis

  2. Goal • What factors determine winning percentage? • Attendance • Field Goal % • Rebounds for & against • Salary • Offensive turnovers • Previous season win % • Points per game for & against Group 3 | NBA Statistical Analysis Group 3 | NBA Statistical Analysis

  3. Spreadsheet http://basketballreference.com/ http://content.usatoday.com/sports/basketball/nba/salaries/default.aspx http://www.hoopsworld.com/Story.asp?story_id=17840 Group 3 | NBA Statistical Analysis Group 3 | NBA Statistical Analysis

  4. Executive Summary • Significant variables • Points per game for & against • Attendance • Field Goal % • Rebounds for • Offensive turnovers • Insignificant variables • Rebounds against • Previous season win % • Salary Group 3 | NBA Statistical Analysis Group 3 | NBA Statistical Analysis

  5. Figures 1 & 2 1 Smallest = 23097398 (Charlotte Bobcats) Q1 = 51659402.5 Median = 58937828.5 Q3 = 67526621.25 Largest = 104321823 (Portland Trailblazers) IQR = 15867218.75 Few Outliers 2 Normally distributed Group 3 | NBA Statistical Analysis Group 3 | NBA Statistical Analysis

  6. Figures 3 & 4 3 Smallest = 0.146 (New Jersey Nets) Q1 = 0.402 Median = 0.512 Q3 = 0.61 Largest = 0.817 (Dallas Mavericks) IQR = 0.208 No outliers 4 Normally distributed Group 3 | NBA Statistical Analysis

  7. Figures 5 & 6 Group 3 | NBA Statistical Analysis

  8. Figures 7 & 8 Figures 7 & 8 Group 3 | NBA Statistical Analysis

  9. Group 3 | NBA Statistical Analysis

  10. Table 1 Overpowering variables Points per game Group 3 | NBA Statistical Analysis

  11. Table 2 Regression omitting points per game for and against Group 3 | NBA Statistical Analysis

  12. Table 3 Regression omitting rebounds against Group 3 | NBA Statistical Analysis

  13. Table 4 Checking if salary endogenous Group 3 | NBA Statistical Analysis

  14. Table 5 Checking if Attendance is endogenous Group 3 | NBA Statistical Analysis

  15. Table 6 Checking if previous win percentage is endogenous Group 3 | NBA Statistical Analysis

  16. Table 7 • Dropped previous win percentage Group 3 | NBA Statistical Analysis

  17. Table 8 • Dropped salary • Final regression Win_pct=1.47E-05*Attend+4.030776*FGP+.029289*Reb_Off-.042464*TO_Off-2.191914 Group 3 | NBA Statistical Analysis

  18. Conclusion 2011 Highest Win Percentage L.A. Lakers – 69.5% Group 3 | NBA Statistical Analysis

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