Which of the Following Is Accurate

question 85

Multiple Choice

Which of the following is accurate?

• A) the reason that researchers use probability samples is because they guarantee representativeness of the sample
• B) in general, the more heterogeneous a population, the smaller the sample needed for representativeness
• C) a simple random sample is appropriate when the researcher wants to over-represent a characteristic in the population
• D) a sample is representative of the population from which it is drawn if the aggregate characteristics of the sample approximate those of the general population

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Definitions:

Normal Goods

Goods whose demand increases when consumer income rises, and falls when consumer income decreases.

Consumer Incomes

The total amount of income earned by consumers, influencing their spending patterns and demand for goods and services.

Complementary Goods

Goods that are consumed together because the use of one enhances the use of the other, such as computers and software.

Normal Good

A good for which demand increases as the consumer’s income increases, holding all other factors constant.