In the Test-Retest Method to Estimate Reliability

question 145

Multiple Choice

In the test-retest method to estimate reliability

• A) the time frame between interviews must be relatively short.
• B) separate interviews are conducted by certified raters.
• C) a minimum of two re-tests are required.
• D) All of these

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Definitions:

Equilibrium Price

The cost where the amount of a product or service consumers want to buy matches the quantity that producers are willing to sell.

Equilibrium Quantity

The amount of goods or services available matches the amount requested at the market price.

Consumer Surplus

Consumer surplus is the difference between the total amount that consumers are willing and able to pay for a good or service and the total amount that they actually pay.

Total Surplus

The sum of consumer surplus and producer surplus in a market, representing the total benefits to society from the trade of goods or services.