SUMMARY OUTPUT Regression Statistics Multiple R 0.491723806 R Square 0.241792301 Adjusted R. 0.224715551 Standard Er 1.297145492 Observation 228 ANOVA df SS MS F Significance F Regression 5 119.1199862 23.824 14.1591522 0.0000 Residual 222 373.534187 1.68259 Total 227 492.6541732 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Lower 95.0% Upper 95.0% Intercept 1.85 0.58 3.20 0.00 0.71 3.00 0.71 3.00 AGE 0.03 0.12 0.29 0.78 -0.20 0.26 -0.20 0.26 AN -0.22 0.06 -3.59 0.00 -0.35 -0.10 -0.35 -0.10 SC 0.19 0.06 3.09 0.00 0.07 0.32 0.07 0.32 TO 0.30 0.07 4.15 0.00 0.16 0.44 0.16 0.44 SA 0.20 0.06 3.38 0.00 0.08 0.31 0.08 0.31