The Usefulness of Fingerprints in Solving Crimes Is Indicated by What

question 18

Multiple Choice

The usefulness of fingerprints in solving crimes is indicated by what factual evidence?

• A) New York City police obtain usable prints in only about 10 percent of all burglaries
• B) suspects in Long Beach, CA are identified through fingerprints in 75% of cases
• C) the FBI database contains fingerprints of only 200 million individuals
• D) fingerprints have only increased the clearance rate from 12% to 15%

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Definitions:

Correlation Coefficient

A mathematical gauge demonstrating the degree of simultaneous variation between two or more variables.

Continuous

Describes data or a variable that can assume an infinite number of values within a given range, including any value in the continuum of the range.

Categorical

Pertaining to data or variables that represent categories, such as gender, nationality, or marital status.

Correlation Coefficient

A statistical measure that calculates the strength of the relationship between the relative movements of two variables.