cost estimation

28/06/55 OH DLHJAN 3000 9FEB 2500 8MAR 2900 9APR 2900 10MAY 3600 12JUN 3400 13JUL 3200 11AUG 3300 11SEP 3000 10OCT 2600 8NOV 2300 7DEC 2600 84000 Y-Values Y-Values3500 UVC = dy/dx FC = 1,000 Slope (b)3000 12 69250020001500100050I0NTERCEPT (a) 0 03 1

28/06/55 Y-Values4000 Y-Values35003000 UVC = dy/dx y1 – y02500 Slope (b) x1 – x020001500 3 6 9 121000 500 0 0 Y-Values4000 Y-Values3500 x3 0 6 x9 1 12y3000 12500y2000 015001000 500 0 0 2

28/06/55b = y1 y0 3,000 – 2,000 x1 x0 10 – 5 b = 200 High Activity LevelLow Activity Level 3

28/06/55 OH DLHJAN 3000 9FEB 2500 8MAR 2900 9APR 2900 10MAY 3600 12JUN 3400 13 HIGHJUL 3200 11AUG 3300 11SEP 3000 10OCT 2600 8NOV 2300 7 LOWDEC 2600 8b = y1 y0 yH yL x1 x0 xH xL3,400 – 2,300 y = a + bx 13 – 7 a = y – bx a = 3,400 – 184(13) b = 184 = 1,008 4