Students Are Selected at Random from Lists of Students at a University

question 10

Multiple Choice

Students are selected at random from lists of students at a university organized by class level such that the proportion of individuals at each class level in the population of students matches the proportion selected for the sample. This type of sampling is ______.

• A) simple random sample
• B) stratified random sample
• C) haphazard/volunteer sample
• D) cluster sample

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Definitions:

Demand Curve

A chart that illustrates how the quantity of a product demanded by customers correlates with its price.

Normal Good

A product whose demand increases when people's incomes increase, and falls when incomes decrease, all else being equal.

Olives Price

The market price at which olives are bought and sold, which can vary based on factors such as quality, origin, and market demand.

Inferior Good

A type of good for which demand decreases as the income of consumers increases, opposite to normal goods.