Weekly Sales of Copy Paper at Cubicle Suppliers Are in the Table

question 70

Essay

Weekly sales of copy paper at Cubicle Suppliers are in the table below. Compute a three-period moving average and a four-period moving average for weeks 5, 6, and 7. Compute MAD for each forecast. Which model is more accurate? Forecast week 8 with the more accurate method.
Week Sales (cases)
1 17
2 21
3 27
4 31
5 19
6 17
7 21

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Definitions:

Clock Card

A physical or digital timekeeping tool used to record the times an employee starts and finishes work.

Job Cost Sheet

A record that tracks the costs associated with a specific job or order, including materials, labor, and overhead costs.

Direct Labor

The cost of wages for employees who directly manufacture products or provide services.

Factory Overhead Applied

The assignment of all indirect costs of manufacturing to the goods produced, including costs such as utilities and maintenance for the manufacturing plant.