operation management

| December 10, 2015
National Scan, Inc., sells radio frequency inventory tags. Monthly sales for a seven-month period were as follows:

 

Month Sales
(000)Units
  Feb. 20
  Mar. 20
  Apr. 12
  May. 21
  Jun. 17
  Jul. 23
  Aug. 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 .40, assuming a March forecast of 17(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

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operational management

Category: Business

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