The following is the estimation results for a multiple linear regression model using the Ordinary Least Squares (OLS) method: Y = 0 + 1X1 + 2X2 + 3X3 + SUMMARY OUTPUT Regression Statistics R-Square 0.813 Regression Standard Error (S) 421.90 Observations 71 Estimation results Coeff Std. Error Intercept -10.727 6.109 X1 -0.639 0.453 X2 -0.793 0.628 X3 -1.402 0.328 Is the slopes 1 statistically significant at 5% significance level? Group of answer choices No Yes