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Analyzing Primary Crime Data Sources and Patterns
1. Larry J. Siegel
www.cengage.com/cj/siegel
Chapter Two
The Nature and Extent of Crime
Valerie Bell • University of Cincinnati, Cincinnati, OH
2. The Nature & Extent of Crime
• Primary Sources of Crime Data
– Uniform Crime Reports (UCR)
• Part I Crimes
• Part II Crimes
• Cleared Crimes
• Validity of the UCR
3. The Nature & Extent of Crime
• Primary Sources of Crime Data
– National Incident-Based Reporting System (NIBRS)
• Improvement over UCR
• 46 specific offenses
• 22 crime patterns
• Incident, victim, and offender information
• 20 states have implemented
• 12 states finalizing data collection
4. The Nature & Extent of Crime
• Primary Sources of Crime Data
– National Crime Victimization Survey (NCVS)
• Annual survey of victims
• Addresses “non-reporting” issue
• Information regarding victims, offenders, and
crimes.
• Validity of the NCVS
• Future of the NCVS
5. The Nature & Extent of Crime
• Primary Sources of Crime Data
– Self-Report Surveys
• Given in groups
• Anonymous
• Additional questions about attitudes, values , and
behaviors.
• Validity of Self-Reports
• “Monitoring the Future” Survey
6. The Nature & Extent of Crime
• Evaluating Crime Data
– Strengths
• UCR
– Offender data
– Information on crimes surveys cannot measure
• NCVS
– Unreported crimes
– Victimization data
• Self-report surveys
– Information on offenders
7. The Nature & Extent of Crime
• Evaluating Crime Data
– Weaknesses
• UCR
– Does not include unreported crimes
• NCVS
– Limited samples
– Personal recollections
– Does not include homicide, drug abuse crimes
• Self-report surveys
– Rely on honesty of offenders
8. The Nature & Extent of Crime
• Crime Patterns
– The Ecology of Crime
• Day, Season, and Climate
• Temperature
• Regional Differences
– Use of Firearms
9. The Nature & Extent of Crime
• Crime Patterns
– Social Class, Socioeconomic Conditions and Crime
• Instrumental crimes
• Expressive crimes
– Age and Crime
10. The Nature & Extent of Crime
• Crime Patterns
– Age and Crime
• Aging out of crime
• Age and biology
– Neurotransmitters
11. The Nature & Extent of Crime
• Crime Patterns
– Gender and Crime
• Official statistics
– Male to female arrests 4-1 overall
» 5-1 for serious violent crime
» 8-1 for murder
• Self-report
– Same pattern but smaller ratios
• Difference is decreasing
12. The Nature & Extent of Crime
• Crime Patterns
– Gender and Crime
• Trait differences
• Socialization differences
• Cognitive differences
• Social/political differences
13. The Nature & Extent of Crime
• Crime Patterns
– Race and Crime
• Racism and discrimination
• Economic and social disparity
• Family dissolution
14. The Nature & Extent of Crime
• Chronic Offenders/Criminal Careers
– Delinquency in a Birth Cohort
• Wolfgang, Figlio, and Sellin
15. The Nature & Extent of Crime
• Chronic Offenders/Criminal Careers
– What Causes Chronicity?
• Early onset
– Implications of the Chronic Offender Concept
• “three-strikes”
• “truth-in-sentencing”
Hinweis der Redaktion
Learning Objective 1. Be familiar with the various forms of crime data.
Learning Objective 1. Be familiar with the various forms of crime data.
Learning Objective 1. Be familiar with the various forms of crime data.
Learning Objective 1. Be familiar with the various forms of crime data.
Learning Objective 2. Know the problems associated with collecting data.
Learning Objective 2. Know the problems associated with collecting data.
Learning Objective 4. Be familiar with the factors that influence crime rates. Learning Objective 5. Compare crime rates under different ecological conditions.
Learning Objective 4. Be familiar with the factors that influence crime rates. Learning Objective 6. Be able to discuss the association between social class and crime.
Learning Objective 4. Be familiar with the factors that influence crime rates. Learning Objective 7. Know what is meant by the term “aging out process.”
Learning Objective 4. Be familiar with the factors that influence crime rates. Learning Objective 8. Recognize that there are gender and racial patterns in crime.
Learning Objective 4. Be familiar with the factors that influence crime rates. Learning Objective 8. Recognize that there are gender and racial patterns in crime.
Learning Objective 4. Be familiar with the factors that influence crime rates. Learning Objective 8. Recognize that there are gender and racial patterns in crime.
Learning Objective 9. Be familiar with Wolfgang, Figlio, and Sellin’s pioneering research on chronic offending.
Learning Objective 10. Know what causes chronicity.