For Exercises 39–46, assume the regression requirements are met. Test for the linear relationship between x and y, using level of significance α = 0.05.
ncaa2014
46. NCAA Power Ratings. The accompanying table shows the top 10 teams' winning percentage (x) and power rating (y) for the 2013-2014 NCAA basketball season, according to www.teamrankings.com.
Team | Winning proportion (x) |
Power rating (y) |
---|---|---|
Florida | 0.923 | 121.2 |
Wichita State | 0.971 | 119.1 |
Arizona | 0.868 | 118.8 |
Louisville | 0.838 | 117.9 |
Connecticut | 0.800 | 117.2 |
Virginia | 0.811 | 116.8 |
Wisconsin | 0.789 | 116.6 |
Villanova | 0.853 | 116.4 |
Michigan State | 0.763 | 115.9 |
Michigan | 0.757 | 115.9 |