Regression Analysis Was Applied Between Sales (In $1000) and Advertising $\hat { y }$

question 87

Multiple Choice

Regression analysis was applied between sales (in $1000) and advertising (in $100) and the following regression function was obtained. $\hat { y }$ = 500 + 4x

Based on the above estimated regression line, if advertising is $10,000, then the point estimate for sales (in dollars) is

• A) $900.
• B) $900,000.
• C) $40,500.
• D) $505,000.

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Diabetes is a chronic health condition where the body’s ability to produce or respond to the hormone insulin is impaired, resulting in abnormal metabolism of carbohydrates and elevated levels of glucose in the blood.

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A medical condition characterized by excess body fat that presents significant risk to health, often resulting from a combination of genetic, behavioral, and environmental factors.

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A genetic condition characterized by the absence of pigment in the skin, hair, and eyes, leading to varying degrees of lightening and visual problems.

Dietary Staple

A food that is a fundamental part of a person's diet and regularly consumed.