2. Can early homework grades predict student’ final score? Answer the questions below using the regression results (unit: point). (3 pts). Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Intercept 51.53 13.45 3.83 0.00 24.26 78.80 HW score 0.36 0.13 2.71 0.01 0.09 0.62 a) Find the equation for the regression line for predicting final score from early homework score. (1 pt) b) Is "homework score" a significant predictor of student’s final score? Why or why not? Provide statistic evidence. (1 pt) c) Interpret slope and y-intercept. (1 pt)