Which of the Following Factors Is True and Helped to Make

question 2

Multiple Choice

Which of the following factors is true and helped to make the RAND intensive supervision programs (ISP) study a criminological classic on the effects of deterrence?

• A) the study used stratified random sampling so only minority offenders were included
• B) the study used an experimental design in which offenders were randomly assigned to intensive supervision, regular supervision, or to prison
• C) the study only used jurisdictions with large populations within a single state to be more representative
• D) the study allowed offenders to volunteer for the program so they were motivated to participate

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Definitions:

Statistic

A single measure, reported as a number, used to summarize a sample of data.

Central Tendency

A measure that identifies the center of a data set, or where the bulk of the values lie, including mean, median, and mode.

Statistic

A statistic is a single measure, reported as a number, used to summarize a sample and to estimate the corresponding value in the larger population from which the sample was drawn.

Parameter

A parameter is a numerical characteristic of a population, such as its mean or standard deviation, as opposed to a statistic of a sample.