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Both community policing and problem-oriented policing originated in the late 1970s and 1980s as a result of a series of crises in policing.Explain the four crises that provided the impetus for change.
Critical Value
A point on the scale of the test statistic beyond which we reject the null hypothesis; it defines the cutoff between significance and non-significance.
Null Hypothesis
A hypothesis that suggests there is no significant difference between specified populations, or no association among groups.
Null Hypothesis
A statistical hypothesis that assumes no effect or no difference in an experiment or study, serving as the default assumption to be tested.
Probability
Probability is the measure of the likelihood that an event will occur, expressed as a number between 0 and 1.
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