Which of the Following Would Be Particularly Useful for Detecting

question 262

Multiple Choice

Which of the following would be particularly useful for detecting the brain areas that are most active as a person performs mathematical calculations?

• A)an SSRI
• B)enlarged ventricles
• C)a PET scan
• D)an MRI scan

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Definitions:

Simple Effect

The effect of one variable at a specific level of another variable in a factorial experiment.

Interaction Effect

In statistics, the effect that exists when two or more variables combine to affect the outcome of a dependent variable in a way that cannot be simply added.

Main Effect

In experimental design, a main effect is the direct impact of an individual independent variable on a dependent variable, ignoring the effects of other variables.

Simple Effect

The effect of one factor at a specific level of another factor in a factorial design experiment.