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National Scan, Inc., sells radio frequency inventory tags.Monthly sales for a seven-month period were as follows:MonthSales(000)UnitsFeb.19Mar.22Apr.8May.24Jun.19Jul.27Aug.22b. Forecast September sales volume using each of thefollowing:(1) A linear trend equation.(Round your intermediatecalculations and final answer to 2 decimalplaces.)Yt thousands(2) A five-month moving average. (Round your answer to 2decimal places.)Moving average thousands(3) Exponential smoothing with a smoothing constant equal to.25, assuming a March forecast of 17(000). (Round yourintermediate forecast values and final answer to 2 decimalplaces)Forecast thousands(4) The naive approach.Naive approach thousands(5) A weighted average using .50 for August, .15 for July, and.35 for June. (Round your answer to 2 decimalplaces.)Weighted average thousands