National Scan, Inc, selis radio frequency inventory lags. Monthly sales for a seven-month period were as follows: Cick here for the Frcel. Dath File a. Forecast September sales volume using each of the following (i) The naive approach (2) A five-month moving average. (Round your onswer to 2 decimal places.) (3) A weighted average using 065 for August 0.20 for July, and 0.15 for June. (Round your answer to 2 decimal places.) (4) Exponential smoothing with a smoothing constant equal to 010 , assuming a March forecast of 17(000) (Round your imtermediate forecest values and finel answer to 2 decimal places.) (5) A linear trend equation. (Round your intermediate calculations and final answer to 2 decimal places)