Government agencies, criminologists, and law enforcement personnel rely on official records and surveys to measure the extent of criminal behavior in the United States. Two of the most important primary sources of information and data are the Uniform Crime Report (UCR) and the National Crime Victimization Survey (NCVS).
The UCR began in 1930 as a method of measuring the overall crime rate in America. The UCR is a system of organization through which information and crime statistics from local law enforcement agencies nationwide are forwarded to the FBI. The FBI relies on the voluntary cooperation of law enforcement agencies and local police departments. The UCR divides the information on the criminal offenses it collects into two categories: Part I Offenses, which include more serious and violent crimes, and Part II Offenses, which include less serious crimes. The Part II Offenses include most of the crimes recorded in the UCR.
Unfortunately, reporting data to the FBI by local police...
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