In an Experiment, Confounding Occurs When

question 23

Multiple Choice

In an experiment, confounding occurs when

• A) more than one independent variable is manipulated.
• B) an uncontrolled variable covaries with an independent variable.
• C) an interaction occurs between two independent variables.
• D) an interaction occurs between three or more independent variables.

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Definitions:

Fracking

A technique for extracting oil and natural gas from rock by injecting high-pressure fluid to create fractures, allowing resources to be more easily harvested.

Equilibrium Price

The price at which the quantity of a good or service demanded by consumers matches the quantity supplied by producers, resulting in market balance.

Nutella

Nutella is a brand of sweetened hazelnut cocoa spread manufactured by the Italian company Ferrero, widely popular worldwide.

Hazelnuts

Edible nuts produced by trees of the genus Corylus, known for their use in sweets and cooking.