1 Use the following data for problem 1. x y 3 5 5 4 8 4 8 3 10 3 1.a Make a scatter plot. 1.b Calculate the slope and intercept. 1.c Write the equation of the best fit line. 1.d Predict the most likely value of y for x = 7. 1.e Select the value of r, the correlation coefficient. r = + 0.33, r = + 0.88, r = 0, r = - 0.88, r = - 0.33