Schram, Introduction to Criminology 3e
SAGE Publishing, 2021
iv. The Law Enforcement Assistance Administration commissioned the
Committee on Social Statistics of the National Academy of Sciences–
National Research Council (NRC) to evaluate the victim surveys.
v. The NCVS converted to a computer-assisted personal interviewing (CAPI)
environment.
A. Limitations of the NCVS
i. Crimes such as prostitution, drug dealing, and gambling are not often
revealed in interviews for obvious reasons.
ii. NCVS surveys only households, crimes committed against commercial
businesses (e.g., stores) are not included.
iii. The validity of the NCVS is also an issue. The validity of the NCVS refers
to whether is it measuring individuals who have been victims of crimes.
iv. Two different procedures have been used to test the validity of the
participants’ responses: forward record checks and reverse record checks.
a. A forward record check begins with victims’ reports, and these are
B. Comparing the NCVS with the UCR
i. Each program was developed to serve different purposes. While both
programs collect information on overlapping types of crimes, these types of
crimes are not necessarily identical.
ii. The UCR and the NCVS programs use different methods to collect crime
data. Thus, for some crimes, they use different definitions.
iii. The two programs use different bases to calculate rates for certain crimes.
iv. Since the UCR and the NCVS implement different sampling procedures,
there may be variations in estimates of crime.
IV. Data from Self-Report Surveys
i. Generally, surveys address four broad classes of questions.
a. The prevalence of attitudes, beliefs, and behaviors.
b. Changes in these attitudes, beliefs, and behaviors over time.
c. Differences between groups of people in their attitudes, beliefs,
and behaviors.