National Scan, Inc., sells radio frequency inventory tags. Monthly sales for a seven-month period were as follows:

National Scan, Inc., sells radio frequency inventory tags. Monthly sales for a seven-month period were as follows: Click here for the Excel Data File o. Forecast September sales volume using each of the following: (1) The naive approach. Answer is complete and correct. Naive approach (2) A five-month moving average. (Round your answer to 2 decimel pleces.) Answer is complete but not entirely correct. (3) A weighted average using 0.60 for August, 0.20 for July, and 0.20 for June. (Round your enswer to 2 declmel pleces.) (4) Exponential smoothing with a smoothing constant equal to 0.20 , assuming a March forecast of 18;000). (Round your Intermedlate forecest velues and final enswer to 2 declmal pleces.) Answer is complete but not entirely correct. (5) A linear trend equation. (Round your Intermedlete colculations end finel enswer to 2 decimel pleces.) Answer is complete but not entirely correct