The BEST Way to Select a Random Sample of 10

question 201

Multiple Choice

The BEST way to select a random sample of 10 students from a class would be to:

• A) choose the first 10 who enter the classroom.
• B) choose the last 10 who leave the classroom.
• C) write each student's name on a piece of paper, put the papers in a pile, close eyes, and pick 10 papers.
• D) ask students their ethnicity, grade-point average, and academic major, and then be sure the sample reflects all of these student characteristics.

---

Definitions:

Quantity Effect

The impact on total consumption or production that results from changing the quantity of a good or service, usually in response to a price change.

Price Inelastic

Describing a situation where the demand for a good or service is relatively unaffected by changes in its price.

Ticket Sales

The process through which individuals can purchase access to events such as concerts, movies, sports events, or performances.

Unit-elastic

A demand or supply whose price elasticity is equal to 1, indicating that the percentage change in quantity demanded or supplied is equal to the percentage change in price.