Research by Huck and McLean (1975) demonstrated that the covariance-adjusted score is more powerful than the simple difference score, yet recent reviews indicate researchers are equally likely to use ...

In order to make smart decisions at work, we need data. Where that data comes from and how we analyze it depends on a lot of factors — for example, what we’re trying to do with the results, how ...

Journal of Quantitative Criminology, Vol. 30, No. 1 (March 2014), pp. 97-112 (16 pages) Objectives Place-based policing experiments have led to encouraging findings regarding the ability of the police ...

Data collection is sometimes performed without considering the effect poorly collected data has in the strength of statistical conclusions. When researchers properly design an experiment, they are ...

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The number-one job of a marketer is to invest budget wisely to drive sales. That inherently requires accurately measuring the performance of that spending. Yet most advertisers still rely on flawed ...