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

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

MonthSales

(000)UnitsFeb.17Mar.20Apr.12May.22Jun.19Jul.24Aug.26

**b. **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 .20, assuming a March forecast of 16(000). **(Round your intermediate forecast values 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