Titlebook: Statistics in Criminal Justice; David Weisburd,Chester Britt Textbook 2014Latest edition Springer Science+Business Media New York 2014 Mul

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The Normal Distribution and Its Application to Tests of Statistical Significance,ed. We now turn to a different type of test of statistical significance in which the researcher must make certain assumptions about the population distribution. These tests, called parametric tests, are widely used in criminal justice and criminology because they allow the researcher to test hypothe

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Comparing Means Among More Than Two Samples: Analysis of Variance,o samples at a time? This is a common problem in criminology and criminal justice, where many important questions can be raised across a number of different samples. For example, race is a central concern in criminal justice and criminology, and often it does not make sense to restrict comparisons i

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,Measuring Association for Interval-Level Data: Pearson’s Correlation Coefficient,al-level measures. This situation is encountered often in criminal justice research. For example, researchers may want to establish whether number of prior arrests is related to age, education, or monthly income. similarly, it is common in criminal justice research to ask whether the severity of a s

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An Introduction to Bivariate Regression, analysis in criminology and criminal justice: Can we predict the level of one interval-level variable from the value of another? As in the description of specific measures of association for nominal and ordinal variables in Chapter 13, in regression analysis we must define which variable is the ind

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Multivariate Regression, criminological research problems. It is based not simply on understanding the relationships among variables, but on specifying why changes occur and what factors are directly responsible for these changes. in a regression model, the researcher tries to disentangle the various potential factors that

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