Why Are Confounding Variables Bad

question 26

Multiple Choice

Why are confounding variables bad?

• A) They provide an alternative explanation for any observed difference between conditions.
• B) They reduce internal validity.
• C) They make it difficult to tell if the independent variable was responsible for the effect on the dependent variable.
• D) all of the above

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Definitions:

Substitutes

Goods or services that can be used in place of each other, where the use of one increases the likelihood of the use of the other decreasing.

Price-Elastic

A characteristic of goods or services for which their demand or supply significantly changes with small changes in price.

Mass Transit

Public transportation systems designed to move large numbers of people efficiently via buses, trains, subways, and other modes of transport.

Price Elasticity

A gauge of the responsiveness of the quantity of a good supplied or sought after to fluctuations in its price.