Mileage Tests Were Conducted on a Randomly Selected Sample of 100

question 39

Multiple Choice

Mileage tests were conducted on a randomly selected sample of 100 newly developed automobile
Tires. The average tread wear was found to be 50,000 miles with a standard deviation of 3,500
Miles. What is the best estimate of the average tread life in miles for the entire population of these
Tires?

• A) 50,000
• B) 3,500
• C) (50,000/100)
• D) (3,500/100)

---

Definitions:

Wage Rate

The amount of money paid to an employee per unit of time, such as an hour or week, for their work services.

Racial Prejudice

A bias against individuals based on their race, often manifesting in negative attitudes or unfair treatment.

Discrimination Coefficients

Discrimination coefficients quantify the level of differentiation or bias between groups in statistical analysis, often used to measure the extent of inequality in treatment or outcomes.

Labor Demand

The total number of hours that employers want to hire labor at a given wage rate, in a given time period.