Question: 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
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 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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