National Scan Inc. sells radio frequency inventory tags. Monthly sales for a sev

National Scan Inc. sells radio frequency inventory tags. Monthly sales for a seven-month period were as follows:Month Sales(000)UnitsFeb. 18Mar. 19Apr. 11May. 28Jun. 16Jul. 23Aug. 23b. 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 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 .30 assuming a March forecast of 20(000). (Round your intermediate calculations 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