A B C D E F G H 1 Demand Monday Tuesday Wednesday Thursday Friday Total 2 Week 1 550 500 400 500 590 2540 1 3 Week 2 570 520 410 530 630 2660 2 4 Week 3 590 540 420 555 665 2770 3 5 Total 1710 1560 1230 1585 1885 7970 TT&A, Inc. is a call center that manages its customers' requests over the telephone. The number of calls for each working day for the past three weeks is imputed into the EXCEL worksheet as shown. A linear regression analysis was performed with Y as the total weekly calls and X as the week number and Y = a + bx. The input command in EXCEL for b is: O = slope(H2:H4,62:34) = slope(G2G4,H2:H4) = intercept(G2G4, H2:H4) = intercept(H2:H4,G2G4)