A Commuter Travels Many Miles to Work Each Morning

question 79

Multiple Choice

A commuter travels many miles to work each morning. She has timed this trip 5 times during the last month. The time (in minutes) required to make this trip was 38,33,36,47,and 41. What is the variance for this sample data?

• A) 28.5
• B) 11
• C) 22.8
• D) 5.34
• E) 4.77

---

Definitions:

Private Resource

Resources owned by individuals or companies, not by the government or public institutions.

Incentives

Factors, monetary or non-monetary, that motivate individuals to perform actions that they might not otherwise choose to do.

Efficiently

Achieving a goal or producing output with the minimum amount of waste, expense, or unnecessary effort.

Common Resource

A resource like air or water that is accessible to all but is susceptible to overuse and depletion because it is not privately owned.