The Annals of the American Academy of Political and Social Science, Volume 587A.L. Hummel, 2003 - 207 páginas |
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Página 64
... needed only within the program community and that control groups are not needed , but to my mind the one group pretest - posttest design has low internal validity and fails to control for extraneous variables or exclude plausible ...
... needed only within the program community and that control groups are not needed , but to my mind the one group pretest - posttest design has low internal validity and fails to control for extraneous variables or exclude plausible ...
Página 132
... needed to investigate this . The contamination of control areas ( i.e. , by the CCTV intervention ) was another , albeit less common , problem that faced the evaluations . Advancing knowledge about the crime prevention benefits of CCTV ...
... needed to investigate this . The contamination of control areas ( i.e. , by the CCTV intervention ) was another , albeit less common , problem that faced the evaluations . Advancing knowledge about the crime prevention benefits of CCTV ...
Página 133
needed . Also , future experiments need to measure the intensity of the CCTV dose and the dose - response relationship and need to include alternative methods of measuring crime ( surveys as well as police records ) . Research is also ...
needed . Also , future experiments need to measure the intensity of the CCTV dose and the dose - response relationship and need to include alternative methods of measuring crime ( surveys as well as police records ) . Research is also ...
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Palavras e frases frequentes
analysis Annals Anthony Petrosino antisocial behavior assess Before-after benefit-cost ratio Campbell Collaboration car parks CCTV closed-circuit television comparison control area control group cost-benefit cost-benefit analysis costs and benefits Crime and Justice crime prevention criminal justice Criminology criteria curfew enforcement curfew laws curfew violators David delinquency displacement edited effect of CCTV effect size effect sizes evaluation research evaluation studies evidence evidence-based experimental Farrington follow-up Gottfredson identify impact included internal validity intervention issue Justice Economics juvenile crime juvenile curfews juvenile offenders Lipsey Lösel Maryland Report ment meta-analysis methodological quality moderator variables months null hypothesis odds ratio outcome measures Pawson and Tilley percent postintervention practice Preventing crime prevention programs problems quality scale random assignment randomized experiments research design sample scale scientific score sentencing options Sherman standards statistical conclusion validity statistical power statistically nonsignificant findings statistically significant systematic reviews tion versus Weisburd Welsh