In a randomized experiment comparing two treatments, there is interference between units if applying the treatment to one unit may affect other units. Interference implies that treatment effects are ...

David Weisburd, Charlotte Gill, Block Randomized Trials at Places: Rethinking the Limitations of Small N Experiments, Journal of Quantitative Criminology, Vol. 30, No. 1 (March 2014), pp. 97-112 ...

We will also use two example data sets to illustrate the three principles and their application to two straightforward design scenarios: The Complete Randomized Design with the Plasma Etching ...

Randomized experiments have long been a cornerstone of scientific research. And many tech companies run randomized tests to learn from the huge amounts of data their customers generate. In 2019, ...

This paper presents the results of two randomized experiments conducted in schools in urban India. A remedial education program hired young women to teach students lagging behind in basic literacy and ...

Randomistas, proponents of randomized controlled trials, have recently been transforming the way we think about economic development and aid to poor countries. Photo illustration by Lisa Larson ...

A well-designed experiment can help the researcher obtain this goal and increase the chance of obtaining significant results. This short course will discuss the three fundamental principles of ...