1. 20.00 points Problem 3-19 Master Industries has a simple forecasting model: Take the actual demand for the same mon last year and divide that by the number of traction wooks in the month. The gives the average weekly demand for that month. This weekly average is used as the weekly forecast for the same months this yet. This technique was used to forecast night weeks for this year, which are shown below wong with the actual demand that occurred The following eight wenka show the forecast bed on last year and the demand that actually occurred WEEK 3 4 FORECAST ACTUAL DEMAND DEMAND 131 145 155 156 145 164 132 106 142 178 144 190 145 210 8 7 a. Compute the MAD of forecast errors. Round your answers to 2 decimal places.) MAD Using the RSFE.compute the tracking signal (Round your answers to decimal places. Negative values should be indicated by a minus sign b. Using the RSFE, compute the tracking signal. (Round your answers to 2 decimal places. Negative values should be indicated by a minus sign.) Week 1 Tracking Signal 2 3 4 5 6 7 B c. Based on your answers to parts a and B. comment on Harlen's method of forecasting The forecast should be considered poor The forecast should be considered good. References eBook & Resources Worksheet Difficulty: 3 Challenge Problem 3-19 Leaming Objective: 03-02 Evalute demand using quantitative forecasting models Scheck my work occurred. The following eight weeks show the forecast (based on last year) and th WEEK 2 3 4 5 6 7 8 FORECAST ACTUAL DEMAND DEMAND 140 137 145 133 155 156 145 166 132 186 142 176 144 190 145 210 a. Compute the MAD of forecast errors. (Round your answers to 2 decim Week MAD