Check my work mode: This shows what is correct or incorrect for the work you have completed so far. It does not indicate completion Return National Scan, Inc., sells radio frequency inventory tags. Monthly sales for a seven-month period were as follows: (000) Units Month Feb. Mar Apr. May Jun. b. Forecast September sales volume using each of the following (1) A linear trend equation (Round your intermediate calculations and final answer to 2 decimal places.) Yt 24.36 thousands (2) A five-month moving average. (Round your answer to 2 decimal places.) Moving average thousands (3) Exponential smoothing with a smoothing constant equal to 15, assuming a March forecast of 16(000). (Round your intermediate forecast values and final answer to 2 decimal places) Play 1 of 5 Next > Check my work mode: This shows what is correct or incorrect for the work you have completed so far, it does not indicate completion Return to question b. Forecast September sales volume using each of the following (1) A linear trend equation (Round your intermediate calculations and final answer to 2 decimal places.) 2436 thousands (2) A five-month moving average (Round your answer to 2 decimal places.) Moving average thousands (3) Exponential smoothing with a smoothing constant equal to 15, assuming a March forecast of 16000). (Round your intermediate forecast values and final answer to 2 decimal places) Forecast thousands (4) The naive approach Naive approach thousands (5) A weighted average using 60 for August, 10 for July, and 30 for June (Round your answer to 2 decimal places.) Weighted average thousands