The regression equation NetIncome = 2,277 + .0307 Revenue was estimated from a sample of 100 leading world companies (variables are in millions of dollars).

(a-1) Calculate the residual for the x, y pair ($41,078, $8,301). (Round your answer to 4 decimal places.)

(b-1) Calculate the residual for the x, y pair ($61,768, $893). (A negative value should be indicated by a minus sign. Round your answer to 4 decimal places.)