iiii) - a 6-month weighted average using 0.10 , 0.10 , 0.10 , 0.20, 0.20 , 0.20 and 0.30 , with the heviest weights applied to the most recent months?

IV)- Exponential smoothing using an a= 0.3 and a Spetmber forcast of

V) A trend projection

C- with the data given , which method would allow you to forecast next March's sales ?

The monthly sales for Yazici Batteries, Inc., were as follows: Month Sales Jan Feb Mar Apr May Jun 21 20 15 14 15 15 Jul Aug Sept Oct Nov Dec 15 19 22 22 20 24 This exercise contains only parts b and c. b) The forecast for the next month (Jan) using the naive method = 24 sales (round your response to a whole number). The forecast for the next period (Jan) using a 3-month moving average approach = 22 sales (round your response to two decimal places). The forecast for the next period (Jan) using a 6-month weighted average with weights of 0.10, 0.10, 0.10, 0.20, 0.20, and 0.30, where the heaviest weights a applied to the most recent month= sales (round your response to one decimal place)