If You Want to Examine the Difference Between the Average

question 9

Multiple Choice

If you want to examine the difference between the average scores for students on a pretest/posttest measure,which statistical technique should you select?

• A)regression
• B)dependent-samples t-test
• C)analysis of variance
• D)independent-samples t-test

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Definitions:

Demand Curve

A graph that shows the relationship between the price of a good and the quantity of that good that consumers are willing to purchase.

Ceteris Paribus

A Latin phrase meaning "all other things being equal," used in economics to isolate the effect of one variable change.

Producer Surplus

The gap between what sellers are prepared to take for a product or service and the actual amount they get.

Inelastic

This refers to a lack of sensitivity in the quantity demanded or supplied when the price changes.