Question: a. Plot the monthly sales data. b. Forecast January sales using each of the following: i. Naive method. ii. A 3-month moving average. iii. A

 a. Plot the monthly sales data. b. Forecast January sales using

a. Plot the monthly sales data. b. Forecast January sales using each of the following: i. Naive method. ii. A 3-month moving average. iii. A 6-month weighted average using .1, .1, .1, .2, .2, and .3, with the heaviest weights applied to the most recent months. iv. Exponential smoothing using an =.3 and a September forecast of 18. v. A trend projection

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