UCR are oficial reports about crime incidents that are reported to police departments across the United States and then voluntarily reported to the _____
Answer
Correct Answer:
FBI
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When two groups are randomly assigned with one group receiving the treatment or program (experimental group) while the other group (control group) does not it is known as _____
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Correct Answer:
True Experimental Design
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Logically interrelated set of propositions about empirical reality that can be tested is known as _____
Answer
Correct Answer:
Theory
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Systematic random sampling is a method of sampling in which sample elements are selected from a list or from sequential files, with every kth element being selected after the first element is selected randomly within the _____ interval.
Answer
Correct Answer:
First
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Surveys are research methods used to measure the prevalence of behavior, attitudes, or any other phenomenon by asking a sample of people to fill out a questionnaire _____
Answer
Correct Answer:
Any of these
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Method of sampling in which sample elements are selected separately from population strata or are weighted differently for selection in advance by the researcher is known as _____
Answer
Correct Answer:
Both a and b
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Snowball Sample is a type of purposive sample that identities one member of a population and then asks him or her to identify others in the population. The sample size _____ as a snowball would rolling down a slope.
Answer
Correct Answer:
Increases
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Simple Random Sample is a method of sampling in which every sample element is selected only on the basis of chance through a _____ process.
Answer
Correct Answer:
Random
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Science is a set of _____ methods with which to investigate nature and natural processes; the knowledge produced by these investigations.
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Correct Answer:
All of these
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Sampling Error is the difference between a sample estimate and the _____ it is estimating.
Answer
Correct Answer:
Population Value
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Statistic (i.e., mean, proportion, etc.) obtained from a sample of the population is known as _____
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Correct Answer:
Sample Statistic
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Subset of the population that a researcher must often use to make generalizations about the larger population is known as Sample.
Answer
Correct Answer:
True
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Measure that is reliable when it yields consistent scores or observations of a given phenomenon on different occasions is known as _____
Answer
Correct Answer:
Reliability
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The essential characteristic of Random Selection is that every element of the population has an unknown and dependent chance of being selected for the sample.
Answer
Correct Answer:
False
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When two groups are randomly assigned with one group receiving the treatment or program (experimental group) while the other group (control group) does not, it is called_____
Answer
Correct Answer:
Randomized Control Trial
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Random digit Dialing is random dialing by a machine of numbers within a designated phone______ , which creates a random sample for phone surveys.
Answer
Correct Answer:
Prefixes
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Nonprobability sampling method in which elements are selected to ensure that the sample represents certain characteristics in proportion to their prevalence in the population or to oversampled segments of the population is known as ______
Answer
Correct Answer:
Quota Sampling
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Nonprobability sampling method in which elements are selected for a purpose usually because of their unique position is known as _____
Answer
Correct Answer:
Both a and b
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Probability Sampling Methods rely on _____ selection or chance and allow us to know in advance how likely it is that any element of a population is selected for the sample.
Answer
Correct Answer:
Random
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Population Parameters refer to Statistic (i.e., mean, proportion, etc.) obtained from a population. Since we rarely have entire population data, we typically estimate population parameters using _____statistics.
Answer
Correct Answer:
Sample
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Larger set of cases or aggregate number of people that a researcher is actually interested in or wishes to know something about is known as _____
Answer
Correct Answer:
Population
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Police Reports are data used to measure crime based on incidents that become _____ police departments.
Answer
Correct Answer:
Known to
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Nonprobability sampling Methods are not based on random selection and do not allow us to know in advance the likelihood of any element of a population being selected for the sample.
Answer
Correct Answer:
True
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NIBRS are official reports about crime incidents that are reported to police departments across the United States and then voluntarily reported to the _____
Answer
Correct Answer:
FBI
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In Multistage Cluster Sampling elements are selected in two or more stages, with the first stage being the random selection of multilevel elements and the last stage being the random selection of naturally occurring clusters.
Answer
Correct Answer:
False
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When we have actually measured what we intended to measure is known as _____
Answer
Correct Answer:
Measurement validity
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Statistical tools for estimating how likely it is that a statistical result based on data from a random sample is representative of the population from which the sample has been selected refers to _____
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Correct Answer:
Inferential Statistics
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Independent Variable is expected to cause or lead to variation or change in the _____ variable.
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Correct Answer:
Dependent
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Tentative statement about empirical reality, involving the relationship between two or more variables is known as _____
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Correct Answer:
Hypothesis
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Generalizability is the extent to which information from a sample can be used to inform us about _____ that were not studied in the entire population from which the sample was taken.
Answer
Correct Answer:
All of these
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Research that seeks to identify causes and/or effects of _____phenomena is known as Explanatory Research.
Answer
Correct Answer:
Social
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Evaluation Research is about social _____.
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Correct Answer:
Both
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Statistics used to describe the distribution of a sample or population is known as _____
Answer
Correct Answer:
Descriptive Statistics
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Research in which phenomena are defined and described refers to _____
Answer
Correct Answer:
Descriptive Research
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Dependent Variable is expected to change or vary depending on the variation in the _____ variable.
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Correct Answer:
Independent
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When we can assume that our independent variable did cause the dependent variable it is known as _____
Answer
Correct Answer:
Both a and b
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Availability Sampling is a sampling in which elements are selected on the basis of_____.
Answer
Correct Answer:
Convenience
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