UCR and Self-Report Data
Complete the matrix below. To complete this matrix, list two pros and two cons of Uniform Crime Report (UCR) data and two pros and two cons of self-report data.
|Statistical Information |Pros |Cons | |Official Information: |FBI Releases Preliminary Annual Crime Statistics for 2009 |Self-report studies have many advantages, but they also | | |Uniform Crime Report (UCR)| |suffer from specific disadvantages due to the way that | | | |Washington, D.C. May 24, 2010 |subjects generally behave. Self-reported answers may be | | | |Department of Justice (202) 514-2007 |exaggerated; respondents may be too embarrassed to reveal| | | | |private details; various biases may affect the results, | | | |— filed under: |like . Subjects may also forget pertinent details. | | | |Preliminary 2009 statistics indicate that violent crime in the |It is also possible for results to be biased by a lack of| | | |nation decreased 5.5 percent and property crime declined 4.9 percent|respondents, if there are systematic differences between | | | |when compared with data from 2008, according to the FBI’s |people who respond and people who do not. Care must be | | | |Preliminary Annual Uniform Crime Report, which was released today. |taken to avoid biases due to interviewers and their | | | |Data in the report came from 13,237 law enforcement agencies that |demand characteristics. | | | |submitted six to 12 months of data in both 2008 and 2009. |--------------2nd part the unofficial | | | |Violent Crime | | | | |All four violent crime offenses—murder and not negligent |Respondents are more likely to stop participating mid-way| | | |manslaughter, forcible rape, robbery, and aggravated |through the survey (drop-offs). | | | |assault—declined nationwide in 2009 when compared with 2008 data. |Respondents cannot ask for clarification. | | | |Robbery murder decreased 7.2 percent, aggravated assault declined |Low response rate in some modes. |...