Polygraph Tests

question 113

Multiple Choice

Polygraph tests

• A)are extremely effective in detecting guilt in those who are guilty and innocence in those who are innocent.
• B)are difficult to fake.
• C)can be fairly accurate when the suspect is naive and the examiner is competent.
• D)can be admitted into evidence in all district courts throughout the United States.

---

Definitions:

Normally Distributed

A descriptor for a dataset or population in which the data follow a bell-shaped curve symmetry about the mean.

Mean Change

The difference in the average values or mean scores of a dataset between two points in time or conditions.

Carbonyl Stretching Frequency

The specific frequency at which the carbonyl group (C=O) vibrates in an infrared spectrum, used to identify the presence of carbonyl-containing compounds.

Compounds

Chemical substances formed by the combination of two or more elements in fixed ratios, possessing unique chemical and physical properties.