Using the regression output below, answer the questions that follow this table.

SUMMARY OUTPUT Regression Statistics Multiple R. 0.6496 91 R Square 0.4220 98 Adjusted R 0.3170 Square 25 Standard 3.1067 Error 21 Observations ANOVA df S5 MS F Significance Regression 2 77.5454 38.7727 4.017182 0.049 Residual 11 106.1689 9.651717 Total 13 183.7143 Coefficieandard t Stat P-value Lower Upper ents Error 95% 95% Intercept 128.40 17.73768 7.239245 1.67E-05 89.36704 167.4478 74 XI 0.6027 0.215183 2801154 0.017239 0.129146 1.076374 X2 -0327 0.224323 -1.46121 0.171928 0.82151 0.165949 78