Measured by the Mean Absolute Deviation,which of the Forecast Methods

question 28

Multiple Choice

Measured by the mean absolute deviation,which of the forecast methods (1,2,or 3) provides the highest degree of forecast accuracy for the five weeks of data shown below?

• A) Method 1.
• B) Method 2.
• C) Method 3.
• D) Methods 1 and 2 are equal.
• E) Methods 2 and 3 are equal.

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Definitions:

Tristearin

A triglyceride derived from stearic acid, commonly found in animal and vegetable fats, used in the production of soaps and cosmetics.

B-carotene

A highly pigmented orange compound that is a precursor to vitamin A, found in various fruits and vegetables and used as a dietary supplement.

Phosphatidic Acid

A phospholipid that acts as a key intermediate in the biosynthesis of many other lipids.

Prostaglandin

A group of physiologically active lipid compounds having diverse hormone-like effects in animals.