National Scan, Inc., sells radio frequency inventory tags. Monthly sales for a seven-month period were as follows: Month Sales (0003Unite Feb. 13 Har 16 Apr. 10 May 10 Jun. 20 Jul. 21 Aug. 25 Click here for the Excel Data File a. Forecast September sales volume using each of the following: The naive approach. Naive approach thousands (2) A five-month moving average. (Round your answer to 2 decimal places.) Moving average thousands (3) A weighted average using 0.60 for August, 0.15 for July, and 0.25 for June. (Round your answer to 2 decimal places.) Weighted average thousands (4) Exponential smoothing with a smoothing constant equal to 0.15, assuming a March forecast of 15(000) (Round your intermediate forecast values and final answer to 2 decimal places.) Forecast thousands (5) A linear trend equation. (Round your intermediate calculations and final answer to 2 decimal places.) Y thousands Prev 1 of 4 Next >