Use the regression output below to answer the following questions.a.Which coefficients are statistically significant at the 5% level? b.How much of the variation in the dependent variable is...

Use the regression output below to answer the following questions. a.Which coefficients are statistically significant at the 5% level? b.How much of the variation in the dependent variable is explained by the regression equation? c.Is the regression equation as a whole significant at the 5% level? d. If this is an AVC equation, is it U-shaped? SUMMARY OUTPUT Regression Statistics Multiple R0.730368 R Square0.533438 Adjusted R Square0.440125 Standard Error154.7038 Observations13 ANOVA dfSSMSFSignificance F Regression2273637.6136818.85.7166790.022108 Residual10239332.723933.27 Total12512970.3 CoefficientsStandard Errort StatP-value Intercept4832.0071229.2873.9307410.002817 Q-0.305270.133999-2.278150.04593 QSQ7.23E-063.41E-062.1227310.059748