A Time Series with Forecast Values Is Presented in the Following

question 14

Multiple Choice

A time series with forecast values is presented in the following table: $$\begin{array} { | r | r | r | } \hline \text { Month } & \text { Actual. } & \text { Forecast } \\\hline J a n & a & \\\hline \text { Mar } & 12 a & 1.1 a \\\hline \text { May} & 1.15 a & 1.2 a \\\hline J ul & 1.25 a & 12.21 a \\\hline \mathrm { Sep } & 1.3 a & 1.25 a \\\hline\end{array}$$ On this table, a is some nondisclosed value.The mean absolute deviation (MAD)
Is ______% of a.

• A)6a
• B)0.06a
• C)6
• D)0.06
• E)4.8

---

Definitions:

Soybeans Price

The market value or cost of soybeans, which can fluctuate based on supply, demand, and external market conditions.

Textbooks Shortage

A textbooks shortage refers to a situation where the demand for educational textbooks exceeds the available supply.

Printing Cost

The expenses associated with producing printed materials, such as ink, paper, and machine maintenance.

Chocolate Chips

Small pieces of chocolate used as an ingredient in cookies, pancakes, and other baked goods.