13.38 [EX13-38] One would think that playing in the National Basketball Association (NBA) regular season, competing at the 2004 Olympics, and then playing in the NBA postseason would tire any player out. A look at six former Olympians still playing in the postseason gives a different impression, as noted in the May 27, 2005, USA Today article titled “2004 Olympians giving Herculean effort in playoffs.”

a. Do these data provide evidence to reject the null hypothesis that 0 in favor of 0 at 0.01?

b. Explain the meaning of the apparent positive correlation.

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Player, team Regular Season PPG Postseason PPG Tim Duncan, Spurs 20.3 24.5 Manu Ginobili, Spurs 16.0 21.8 Dwayne Wade, Heat 24.1 28.5 Amare Stoudemire, Suns 26.0 28.5 Shawn Marion, Suns 19.4 19.9 Carlos Arroyo, Pistons 6.6 1.6 PPG, points per game.