True or False: If the Amount of Gasoline Purchased Per

question 40

True/False

True or False: If the amount of gasoline purchased per car at a large service station has a
population mean of 15 gallons and a population standard deviation of 4 gallons and a random
sample of 4 cars is selected, there is approximately a 68.26% chance that the sample mean will be
between 13 and 17 gallons.

---

Definitions:

Operating Expenses

Costs associated with the day-to-day operations of a business or organization.

Wholesale Price

The cost of goods sold in large quantities, usually to retailers rather than directly to consumers.

Mark-up on Cost

The percentage added to the cost price of goods to cover overhead and profit.

Lettuce

A leafy green vegetable commonly used in salads and sandwiches.