Subjects Are Randomly Assigned to the Experimental or Control Condition

question 6

Multiple Choice

Subjects are randomly assigned to the experimental or control condition to:

• A) make sure the two groups are equivalent.
• B) eliminate the placebo effect.
• C) control for experimenter effects.
• D) control for possible correlations between the independent and dependent variables.

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Definitions:

MRI

Magnetic Resonance Imaging, a noninvasive medical test that helps physicians diagnose and treat medical conditions, using strong magnetic fields and radio waves to generate images of the organs inside the body.

PET

A Positron Emission Tomography scan, a type of imaging test that helps reveal how your tissues and organs are functioning.

fMRI

Functional magnetic resonance imaging, a neuroimaging procedure using MRI technology that measures brain activity by detecting changes associated with blood flow.

MMPI-II

Minnesota Multiphasic Personality Inventory-2, a psychological test that assesses personality traits and psychopathology to assist in diagnosing mental disorders.