Consider the time series below. Complete parts a through e below. Period 3 4 Demand 10 16 1 14 2 11 HE MAD= (Round to three decimal places as needed.) 5 17 6 15 a) Forecast the demand for Period 9 using exponential smoothing with α = 0.1. The forecasted demand for Period 9 using exponential smoothing with a = 0.1 is 13.075. (Round to three decimal places as needed.) b) Calculate the MAD for the forecast in part a. 7 10 8 8 D

2.6+3.2=

b с d a

Find the area of the part of the plane x + 4, y + z = 4 that lies in the first octant. 1. A = 12 2. A = 6V2