3 A sports analyst for the National Basketball Association wonders wnether there is a relationship between a basketball

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3 A Sports Analyst For The National Basketball Association Wonders Wnether There Is A Relationship Between A Basketball 1 (276.17 KiB) Viewed 39 times

3 A sports analyst for the National Basketball Association wonders wnether there is a relationship between a basketball player's average points per game (PPG) and his average minutes per game (MPG). The accompanying table lists a portion of the data that he collected for ten players. (You may find it useful to reference the t table.) Home Insert Page Lay 20 points Player 1 2 2 PPG 31.9 31.1 MPG 37.4 36.5 X L. Calibri (Body) 10 25.0 U Paste 36.5 BI eBook picture Click here for the Excel Data File Open recovered workbooks? Reference a-1. Calculate the sample correlation coefficient between PPG and MPG. (Round final answer to 4 decimal places.) Sample correlation coefficient G10 X ✓ fx A B с a-2. Interpret the sample correlation coefficient between PPG and MPG. PPG The correlation coefficient indicates a positive linear relationship. 1 Player 21 3 3 2 4 3 3 5 4 The correlation coefficient indicates a negative linear relationship. The correlation coefficient indicates no linear relationship. 6 5 MPG 31.9 37.4 31.1 36.5 29.3 35 28.5 36.2 28.4 35.1 27.9 38 25.2 37.5 25.2 33.8 25.1 37.2 25 36.5 b. Specify the competing hypotheses in order to determine whether the population correlation between PPG and MPG is positive. 76 8 7 7 9 9 8 10 9 Hp: Pxy = 0; HA: Pxy < 0 11 10 Ho: Pxy s 0; HA: Pxy > 0 12 13 14 He: Pxy = 0; HA: Pxy = 0 c-1. Calculate the value of the test statistic. (Round final answer to 3 decimal places.) 15 16 17 18 Test statistic Points + Ready c-2. Find the p-value. 0.025 Picture p-value < 0.05 0.01 Picture p-value <0.025 p-value <0.01 p value 0.10