The ucr uses three methods to express crime data.
which of the following is not one of these three methods?

a. the actual number of crimes reported to the police and arrests made.
b. the actual number of crimes for which the suspects were convicted.
c. the fbi computes crime rates per 100,000 people.
d. the fbi computes changes in the number and rate of crime over time.

The actual number of crimes for which the suspects were convicted, is not the method that is used by UCR.

Explanation:

Crime data is helpful in the formulation of theories that explains about the  crime  and devising social policies for facilitating control.Data must be accurate for the determination of the nature of the crime and for measuring the individual and social factors  that affects criminality .

UCR consists of crimes reported and the number of arrests that are made by local law enforcement departments.The UCR methods for expressing the crime data are the following:

1. the number of crimes that are reported to the police and arrests that are made in raw figures

2.  Computation of crime rates per 100,000 people .

3.  Computation of changes in rates of crime over time is computed.

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