If You Wanted to Observe Brain Activity with High Physical,structural,and

question 18

Multiple Choice

If you wanted to observe brain activity with high physical,structural,and temporal localization,which two imaging techniques would you combine?

• A)fMRI and ERP
• B)CAT and PET
• C)MRI and PET
• D)CAT and EEG

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Definitions:

Test-retest Reliability

The reliability of a measurement determined by evaluating the same people on two separate occasions.

Interrater Reliability

A measure of the extent to which different observers or raters agree in their assessment decisions.

Reactivity

The phenomenon wherein subjects alter their performance or behavior due to the awareness that they are being observed.

Convergent Validity

Convergent validity is the extent to which two measures of constructs that theoretically should be related, are in fact related.