The Same Test Can Be Valid with One Group of People

question 55

True/False

The same test can be valid with one group of people but invalid with a different group of people.

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Definitions:

Electroencephalogram

An electroencephalogram (EEG) is a test that records electrical activity in the brain, used to diagnose neurological conditions and for scientific research into brain functions.

Electromyogram

A diagnostic test that measures the electrical activity of muscles in response to stimulation.

Functional MRI

Magnetic resonance imaging uses a magnet to obtain scans of structures of the brain. Functional magnetic resonance imaging (fMRI) provides information on the amount of activity in different brain structures.

Electrocardiogram

A medical test that records the electrical activity of the heart to detect heart problems.