Question: i. Differentiate between independent and dependent variable in forecasting. [2 marks] ii. The last seven weeks of sales at KC car dealership can be seen

i. Differentiate between independent and

i. Differentiate between independent and dependent variable in forecasting. [2 marks] ii. The last seven weeks of sales at KC car dealership can be seen in Table 2 below. + Table 2 Week Sales 1 25 2 30 3 27 4 31 5 27 6 29 7 30 8 a. Use a three-period weighted-moving average forecast to determine a forecast for the 8th week using weights of 3, 2, and 1 (where the most recent week receives the highest weight). (Round all forecasts to the nearest whole unit.) [5 marks] b. Calculate the MAD for this forecast. [4 marks] c. What does the MAD indicate? [1 mark]

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