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 ...

Assuming that a criminal justice program is evaluable and animpact evaluation is feasible, an appropriate research design must be developed. The basic idea of an impact evaluation is simple. Program ...

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 ...