Question Details

CJUS/601 CJUS601 CJUS 601 WEEK 4 QUIZ

Question 1
Which of the following are important, but not necessary, to establishing a causal relationship?Question 2
An results of an evaluation study of a prison anger management study are impacted when almost
all of the gang affiliated inmates in the experiment group drop out of the study between the preand
posttests. Which of the following sources of causal (internal) validity has occurred in this scenario?Question 3
Which research design would be preferred to study all individuals who graduated a boot camp
program in 2001?Question 4
If you are only able to collect data at one point in time, you should conduct what type of study?Question 5
Which of the following terms could not be used to describe a random sample?Question 6
In proportionate stratified random samples, the probability of selection is:Question 7
Most gang members are male. In order to obtain an equal number of male and female gang
members, a researcher should use a:Question 8
Sampson found that the relationship between rates of family disruption and violent crimes among
cities held true for cities with similar levels of joblessness. This shows that:Question 9
Which of the following is not a requirement of a true experiment?Question 10
A researcher examining changes in the fear of crime over time finds significant differences before
and after September 11, 2001. Which of the following sources of causal (internal) validity has
occurred in this scenario?
Question 11
In order to obtain a sample, a researcher picks five individuals, asks each of them to recruit five
more subjects, asks them to recruit five more, and so on. This is an example of:Question 12
The strongest nonexperimental design for establishing the time order of effects is the:Question 13
An experimental study has found that alcoholics who attend peer group meetings are more
successful in reducing their consumption of alcoholic beverages than alcoholics who do not attend
such meetings. In the conclusions to their report on this experiment, the researchers suggest that it
will be important for future studies to determine whether the support group effect was due to the
social support itself, the sharing of technical information, or the time taken up by the meetings. This
suggestion reflects a concern with:Question 14
In order to establish causality, a relationship must be:Question 15
Two samples are drawn from an urban population. One sample is a quota sample. Comparisons of
the demographic characteristics of this sample to those of the urban population show an almost
perfect match. The other sample is a disproportionate random sample. Comparisons of the
demographic characteristics of this sample to those of the urban population show marked
differences on the distributions of race and gender. Which sample provides a better base for
developing a representative description of the urban population from which the sample was drawn?
Explain your reasoning. Which sample provides a better base for developing a representative
description of other urban populations? Explain your reasoning.

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