A Time Series with Forecast Values Is Presented in the Following

question 44

Multiple Choice

A time series with forecast values is presented in the following table: If the mean absolute deviation (MAD) is 257, then a = ______.

• A)4283.33
• B)428.33
• C)15.42
• D)42.833
• E)1.542

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Definitions:

Periodic Inventory System

A system in which inventory levels are updated in the accounting records on a periodic basis, typically at the end of an accounting period.

Physical Inventory

A detailed listing of merchandise on hand.

Perpetual Inventory System

A method that continuously updates inventory records to reflect sales, returns, and additions in real time.

Perpetual Inventory System

An inventory management system where stock levels are updated in real-time following each purchase or sale.