This question point pos Regression. A coach wants to see the relationship between the statics of practice games and official games of a local soccer team. A sample of 15 players was used and the resulting (partial) Excel output is shown below. Assume both and y form normal distributions Regression Statistics Multiple R R Square 0.70524 Adjusted R Square 0.668395 Standard Error 8.703633 Observations 15 Star P-value Coeficients Standard Em 40,20345 8.506861 0.784593 0.177288 Lower 95% 21.1673 0.362046 Upper 95% 60.40101 1.160078 Intercept Midterm 0.001306 0.002365 4.794266 4.376356 (a) The slope of the regression lines DA 4.376 B. 40.203 QC 0.785 OD. 0.177 (b) The correlation coefficient is OA 0.705 OB. 0.8398 OC. None of the other answers Regression. A coach wants to see the relationship between the statistics of practice games and official games of a local soccer team. A sample of 15 players was used and there (b) The correlation coefficient is O A 0.705 OB. 0.8398 OC. None of the other answers OD. -0.8398 A hypothesis test is done to determine whether the correlation coefficient is significantly different from zero (C) The alternate hypothesis is , , OC. H = 0 OD. Hp 0 (d) The test statistic is O A 0.362 OB. 4.794 O c. 40.78 OD. None of the other answers Scd OG HO OD. 0.0 (d) The test statistics A. 0.362 OB. 4.794 OC. 40.78 OD. None of the other answers (e) The degrees of freedom are: A 15 OB. 14 C. 12 OD. 13 At the 5% significance level It can be concluded that there is evidence to suggest the correlation coefficient is OA negative OB not zero C. zero D. positive 2005