A Chain of Auto Service Stations Has Found That Its

question 40

Multiple Choice

A chain of auto service stations has found that its monthly sales volume y (in dollars) is related to the price p (in dollars) of an oil change according to , . What is the rate of change of sales volume when the price is $40? Interpret your answer. Round your answer to the nearest dollar. ​

• A)-6,708. If the price of an oil change goes from $40 to $41, the monthly sales volume will decrease by $6,708.
• B)-298. If the price of an oil change goes from $40 to $41, the monthly sales volume will increase by $298.
• C)-298. If the price of an oil change goes from $40 to $41, the monthly sales volume will decrease by $298.
• D)-149. If the price of an oil change goes from $40 to $41, the monthly sales volume will decrease by $149.
• E)-149. If the price of an oil change goes from $40 to $41, the monthly sales volume will increase by $149.

---

Definitions:

Bell-shaped Distribution

A graphical representation of data where the peak of the curve represents the most common occurrence, tapering off symmetrically on both sides, typical of a normal distribution.

Normal Curve

Also known as the bell curve, it is a graphical representation of a normal distribution of data where most observations cluster around the central peak and taper off symmetrically towards either end.

Extreme Scores

Values or outcomes in statistical data that are significantly higher or lower than the majority of the data set, often influencing the overall analysis and interpretations.

Central Tendency

A statistical measure that identifies a single value as representative of an entire distribution of data, such as the mean, median, or mode.