Find the regression equation for the following data set

x 245 287 198 189 176 266 210 155
y 50 80 110 78 44 57 51 44


a. cannot be determined
b. ŷ = 45.69x + 0.09
c. ŷ = 45.69x – 0.69
d. ŷ = 0.09x + 45.69