Given the estimated linear model
y` = 10 + 3x1 + 2x2 + 4x3
a. Compute yn when x1 = 20, x2 = 11, and x3 = 10.
b. Compute yn when x1 = 15, x2 = 14, and x3 = 20.
c. Compute yn when x1 = 35, x2 = 19, and x3 = 25.
d. Compute yn when x1 = 10, x2 = 17, and x3 = 30.