The regression equation Net Income = 2,277 + .0307 Revenue was fitted from a sample of 100
leading world companies (variables are in millions of dollars).
(a) Interpret the slope.
(b) Is the intercept meaningful? Explain.
(c) Make a prediction of NetIncome when Revenue = 1,000. (Data are
from www.forbes.com and Forbes 172, no. 2 [July 21, 2003], pp. 108-110.) Global100