​You Are Working with the Data Scientist from Your Sales

question 49

Multiple Choice

​You are working with the data scientist from your Sales Department to develop a regression model for forecasting your company's sales based on changes in the U.S. economy.Which of the following types of data do you need the most in order to enhance the accuracy of the model's forecasts?

• A)Quantitative data about your company's historical sales and U.S. economic performance statistics.​
• B)Qualitative data about your company's historical sales and U.S. economic performance statistics.
• C)Qualitative data about the department's sales force.
• D)Quantitative data about your company's historical sales only.
• E)Qualitative data about your marketing environment.

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Definitions:

Hippocampus

A major component of the brain, located in the medial temporal lobe, involved in memory formation, navigation, and the emotional response.

Medulla

An essential part of the brainstem that controls vital bodily functions such as heart rate, breathing, and blood pressure.

Hindbrain

The posterior part of the brain, consisting of the cerebellum, pons, and medulla oblongata, responsible for regulating basic life functions.

Thalamus

A structure in the brain that relays sensory and motor signals to the cerebral cortex.