1) The monthly sales for Telco Batteries, Inc., were as follows: Sales Month January 27 February 25 March 24 April 24 May June July August September October November December NEHAGEN 22 21 20 16 17 19 25 24 Title a) Plot the monthly sales data. b) Forecast January sales using each of the following: Subtitle Subtle Emph.... Emphasis i) Naive method. ii) A three-month moving average. iii) A six-month weighted average using 0.1, 0.1, 0.1, 0.2, 0.2, and 0.3, with the heaviest weights applied to the most recent months. iv) Exponential smoothing using a-0.3 and a September forecast of 18. v) A trend projection. c) With the data given, which method would allow you to forecast next March's sales? Intense Emp Strong Styles Pane

1) The monthly sales for Teloo Batteries, Inc., were as follows: a) Plot the monthly sales data. b) Forecast January sales using each of the following: i) Naive method. i) A three-month moving avenge. iii) A sik-month weighted average using 0.1,0.1,0.1,0.2,0.2, and 0.3 , with the heaviest weights applied to the most rocent months. iv) Exponential smoothing using a=0.3 and a September forceast of 18. v) A trend projection. e) With the dats given, which method would allow you to forseast next March's sales