ART D. From the scatterplot and correlation chart below, write a conclusion that includes the following information. A survey was conducted to determine the weight and Highway MPG of 20 cars. 1. What is the explanatory and response variable. 2. What is the equation of the regression line? 3. What is the correlation coefficient and is it significant? 4. Based on this scatter plot, please provide an interpretation of the slope and the y-intercept in one or two sentences. (If there is no valid interpretation please explain why) MPG 20 15 10 42525 40 35 30 Correlation -0.85369 Weight vs Highway MPG y=-0.006x+47.942 R2=0.7288 0 1500 2000 2500 3000 Weight 3500 4000 4500