Basics of Research Methods for Criminal Justice and Criminology 3rd Edition by Michael Maxfield, William Pasewark, Earl Babbie,Scott Pasewark

Exercise 3

Crime hot spots are areas where crime reports, calls for police service, or other measures of crime are especially common. Police in departments with a good analytic capability routinely identify hot spots and launch special tactics to reduce crime in these areas. What kinds of validity threats should researchers be especially attentive to in studying the effects of police interventions on hot spots?