The Following Times Series Shows the Demand for a Particular

question 11

Essay

The following times series shows the demand for a particular product over the past 10 months.
a. Use α = 0.2 to compute the exponential smoothing values for the time series. Compute MSE and a forecast for month 11.
b. Compare the three-month moving average forecast with the exponential smoothing forecast using α = 0.2. Which appears to provide the better forecast based on MSE?

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Definitions:

Unity of Command Principle

The principle that each employee should report to only one manager, to prevent confusion and conflict.

Principle of Motion Study

A technique that aims to improve efficiency by breaking down work into its fundamental motions and eliminating those that are unnecessary.

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