Explore BrainMass
Share

Explore BrainMass

    Average Forecast Error

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    I am having a hard time calculating the average forecast error for september using a four period moving average.

    Month actual demand forecast demand Avg forecast error
    march 20
    April 25
    May 40
    June 35
    July 30 30
    Aug 45 32.5
    Sept 37.5

    How do I determine sept demand to get the avg forecast error or do I need it?

    © BrainMass Inc. brainmass.com October 9, 2019, 10:12 pm ad1c9bdddf
    https://brainmass.com/math/optimization/average-forecast-error-212195

    Solution Preview

    Hi,

    Using four period moving average, demand forecast for Sept is (May ...

    Solution Summary

    The solution shows calculation of the average forecast error for September using a four period moving average.

    $2.19