In Quasi-Experimental Designs

question 38

Multiple Choice

In quasi-experimental designs:

• A) previous studies are summarized to draw conclusions about the state of knowledge in a research field
• B) the experimenter manipulates some variables, but is not able to manipulate other important variables
• C) random assignment is used to control all extraneous influences
• D) the researcher can clearly demonstrate a cause and effect relationship between variables

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Definitions:

Price Level

The overall level of prices of goods and services in an economy at a given time, often measured by a price index.

Nominal Interest Rate

The stated rate of interest on a financial instrument, not accounting for the compounding effect or inflation.

Inflation Rate

The elevation in the percentage cost of goods and services across an economy over an established period.

Relative-price Variability

Fluctuations in the price of one good or service in relation to others, affecting purchasing decisions and economic equilibrium.