Synonyms: Clinical Trial, Randomised Controlled Trial, Randomized Impact Evaluations Randomized controlled trials (RCTs), or randomized impact evaluations, are a type of impact evaluation which uses randomized access to social programs as a means of limiting bias and generating an internally valid impact estimate.   Contents 1 Introduction 2 Simple example 3 Steps of an RCT … Continue reading Randomized Controlled Trial (RCT)