please explain.

also answer: Using a method of trend projection, the forecast for the next month (Jan) is___ sales. round two decimals

The monthly sales for Yazil Batteries, Inc., were as follows: Jan 20 Feb 21 Mar 16 Month Apr May Jun Jul Aug Sep Oct Nov Dec Sales 14 11 18 16 19 22 20 20 22 This exercise contains only purts by and o b) The forecast for the next month (Jan) using the naive method - 22 sales (round your response to a whole number) Tho forecast for the next perlod (Jan) using a 3-month moving average approach = 20.67 sales (round your reaperiso to no 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, whoto the heaviest weights are applied to the most recent month= 20.3 salon (round your response to one decimal place) Using exponential smoothing with a =0.35 and a September forecast of 18.00, the forecast for the next period (Jan) -sales (round your response to wo decima/paces)