Using method of trend projection

Homework: Chapter 4 Save Score: 0 of 1 pt 12 of 16 (11 complete) HW Score: 55%, 11 of 20 pts Question Help Problem 4.6 The monthly sales for Yazici Batteries, Inc., were as follows: Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Sales 21 20 15 14 13 18 15 17 22 20 23 22 This exercise contains only parts and e. b) The forecast for the next month (Jan) using the naive method - 22 around your response to a whole number The forecast for the next period (Jan) using a 3-month moving average approach 2106 caround your response to two deciw places) The forecast for the next period (Jan) using a 6-month weighted average with weights of 0.100.10,0 10,0 20,0 20, and 0.30, where the heaviest weights are applied to the most recent month - 206 sales (round your response to one decimal place) Lising exponential smoothing with a = 0.40 and a September forecast of 18.00, the forecast for the next period (Jan 21.43 salos (round your response to two decimal places). Using a method of trend projection, the forecast for the next month (Jan) = sales (round your response to ho decimal places)