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The following information refers to the next twoquestions: Refer to the followin

ID: 2913761 • Letter: T

Question

The following information refers to the next twoquestions:

Refer to the following table which contains the sales (in $,000)for a department store for the first ten months of the year.

Month

Sales

January

440

February

480

March

590

April

400

May

500

June

550

July

470

August

500

September

600

October

520


Using a three period moving average (i.e. MA(3)) as aforecasting method, what is the MAPE for this forecasting model__________%

Answer should be consistent with examples in your study materialand be between one or two decimal places e.g. 0.12, 0.123 etc.

Month

Sales

January

440

February

480

March

590

April

400

May

500

June

550

July

470

August

500

September

600

October

520

Explanation / Answer

Data      Sales
Length    10
NMissing 0


Moving Average

Length 3


Accuracy Measures

MAPE    8.27
MAD     40.48
MSD   3223.81