You are given the following information about y and x. y x Dependent Independent Variable Variable 5 15 7 12 9 10 11 7 1a.) The least squares estimate of b1 equals -0.7647 -0.13 21.4 16.412 1b.) The least squares estimate of b0 equals -7.647 -1.3 21.4 16.41176 1c.) The sample correlation coefficient equals -86.667 -0.99705 0.9941 0.99705 1d.) The coefficient of determination equals -0.99705 -0.9941 0.9941 0.99705