A Regression Model Between Sales (Y in $1000), Unit Price

question 62

Multiple Choice

A regression model between sales (y in $1000) , unit price (x₁ in dollars) , and television advertisement (x₂ in dollars) resulted in the following function: ​ = 8 - 4x₁ + 5x₂
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For this model, SSR = 3500, SSE = 1500, and the sample size is 20.The coefficient of the unit price indicates that if the unit price is

• A) increased by $1 (holding advertisement constant), sales are expected to increase by $4.
• B) decreased by $1 (holding advertisement constant), sales are expected to decrease by $4.
• C) increased by $1 (holding advertisement constant), sales are expected to increase by $4000.
• D) increased by $1 (holding advertisement constant), sales are expected to decrease by $4000.

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Definitions:

Accounts Payable

Amounts owed by a company to suppliers or creditors for goods and services received but not yet paid for.

Supplies

Materials and items consumed or used in the day-to-day operations of a business but not directly tied to the products manufactured.

Utilities Expense

The cost incurred by a business for basic services such as electricity, water, gas, and sewage during an accounting period.

Owner's Equity

The residual interest in the assets of a business after deducting liabilities, representing the ownership value.