Pretest-Posttest Designs Are Quasi-Experiments When They Do Not Contain a

question 24

Multiple Choice

Pretest-posttest designs are quasi-experiments when they do not contain a

• A) confounding variable.
• B) dependent variable.
• C) randomly assigned control group.
• D) all of the above.

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Definitions:

Long-Run Supply Curve

A graphical representation showing the relationship between the price of a good and the quantity supplied after all inputs have been adjusted to their optimal levels.

Increase in Demand

A shift in the demand curve to the right, signifying that consumers are willing to purchase more of a good or service at the same prices, due to factors like increased income or changes in tastes.

Equilibrium Price

The market price at which the quantity of a good or service demanded equals the quantity supplied, leading to market equilibrium.

Short Run

A period of time during which at least one input in the production process is fixed, limiting the ability of a business to adjust to changes in market demand.