Exam 4: The Uniform Crime Reports and Sampling
Which of the following was not mentioned as a limitation of the UCR?
A
What are the major types of sampling strategies employed in criminal justice research? What are their relative advantages/disadvantages? When would it be most appropriate to use each?
In criminal justice research, the major types of sampling strategies employed are random sampling, stratified sampling, convenience sampling, and snowball sampling.
Random sampling involves selecting a sample from a larger population in a way that every individual has an equal chance of being chosen. This method is advantageous because it ensures that the sample is representative of the population, but it can be disadvantageous in terms of time and cost.
Stratified sampling involves dividing the population into subgroups and then taking a random sample from each subgroup. This method allows for more accurate representation of the population and can be advantageous in situations where certain subgroups are underrepresented in the population. However, it can be disadvantageous in terms of complexity and time.
Convenience sampling involves selecting individuals who are readily available and willing to participate in the study. This method is advantageous in terms of convenience and cost, but it can be disadvantageous because the sample may not be representative of the population.
Snowball sampling involves selecting initial participants who then refer other participants, creating a chain of referrals. This method is advantageous for studying hard-to-reach populations, but it can be disadvantageous because it may lead to biased samples.
The most appropriate sampling strategy to use in criminal justice research depends on the specific research question, the characteristics of the population being studied, and the resources available for the study. For example, if the goal is to ensure a representative sample of the population, random or stratified sampling may be most appropriate. If the goal is to study a hard-to-reach population, snowball sampling may be most appropriate. Convenience sampling may be appropriate in situations where time and cost are primary concerns. Ultimately, the choice of sampling strategy should be made based on the specific needs and constraints of the research study.
The hierarchy rule as used in the original UCR system:
A
Cluster sampling is particularly useful in surveys which are to use field interviews.
Focus groups refer to attempts to construct and focus upon typical characteristics of criminal organizations.
Which of the following is true with respect to survey research?
Probability samples are ones which assure that an equal probability of selection method is employed.
Simple random samples by no means guarantee representative samples.
While added to the crime index by an act of Congress in 1978, which of the following crimes is not included in the actual calculation of the crime index?
Some researchers take the narcissistic point of view that all other research strategies are inferior to experiments. What are some alternative data gathering to experiments? Are they inferior? Discuss.
What type of sampling procedure is most useful for participant observation studies?
In order to select a simple random sample it is necessary to acquire a clear and complete list of all elements of the population.
As larger, improved, professional police establishments were created, there was a decline in the crime rate.
The chief advantage of the simple random sample is that it is Basic and quick.
Stratified samples can better assure a representative sample than simple random samples.
_________________ samples are those which do not utilize an equal probability of selection method.
The redesigned UCR converts to a National Incident-Based Reporting System.
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