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'Testing for Analysts' Bias in Crime Prevention Experiments: Can We Accept Eisner's One-Tailed Test?

Sherman, Lawrence; Strang, Heather


Eisner (Journal of Experimental Criminology, this issue, 2009) suggests that developer-led evaluations often make programs look better than independent evaluations do because the former suffer systematic biases in favor of prevention success. Yet, his proposed remedies suffer their own systematic bias, constituting a 'one-tailed' test of bias in only one direction. In this response we suggest that a more objective assessment of 'analysts' effects' requires a 'two-tailed' test of bias, in which...[Show more]

CollectionsANU Research Publications
Date published: 2009
Type: Journal article
Source: Journal of Experimental Criminology
DOI: 10.1007/s11292-009-9073-9


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