A Concert Promoter Is Forecasting This Year's Attendance for One

question 159

Multiple Choice

A concert promoter is forecasting this year's attendance for one of his concerts based on the following historical data: $$\begin{array} { l l } \text { Year } & \text { Attendance } \\\hline \text { Four years ago } & 10,000 \\\text { Three years ago } & 12,000 \\\text { Two years ago } & 18,000 \\\text { Last Year } & 20,000\end{array}$$ The previous trend line had predicted 18,500 for two years ago, and 19,700 for last year. What was the mean absolute deviation for these forecasts?

• A) 100
• B) 200
• C) 400
• D) 500
• E) 800

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Definitions:

Preconscious

Part of the mind that contains thoughts and feelings that are not currently in conscious awareness but can be easily brought to consciousness.

Pre-frontal Cortex

The front part of the frontal lobe of the brain, essential in regulating behavior, decision-making, problem-solving, and moderating social behavior.

Source of Energy

The origin from which power is derived to perform various functions, can refer to physical, biological, or technological sources.

Instincts

In Freud’s system, mental representations of internal stimuli, such as hunger, that drive a person to take certain actions.