Final answer:
Part II crimes in the UCR are typically nonviolent and include offenses such as gambling and vandalism. The statement that these crimes are violent or more assertive is false. UCR and NCVS data show a decline in crime rates since the 1990s, but also indicate unreported crimes.
Step-by-step explanation:
The statement that Part II crimes measured by the UCR can be described as violent and/or more assertive is false. The Uniform Crime Reports (UCR) classifies offenses into two categories: Part I and Part II crimes. While Part I offenses are more serious and consist primarily of violent crimes, Part II crimes include a range of lesser offenses which are typically nonviolent in nature, such as gambling, prostitution, and vandalism.
These crime statistics help in understanding the trends in the types of crimes being committed. The UCR has been instrumental in tracking crime trends over the years. For example, it has been reported that both violent and property crime rates have fallen dramatically over the past decades since reaching a peak in the early 1990s.
It is noteworthy that the UCR, while robust, does not capture all crimes, particularly those that go unreported. The National Crime Victimization Survey (NCVS) complements the UCR by capturing self-report data from victims about their experiences with crime, providing a more complete picture of crime in the United States.