Randomised tests make sense

People Have A Hard-To-Explain Bias Against Experimental Testing of Policies And Interventions, Preferring Just To See Them Implemented

Randomised experiments (also known as A/B testing) are an absolutely critical tool for evaluating everything from online marketing campaigns to new pharmaceutical drugs to school curricula. Rather than making decisions based on ideology, intuition or educated guess-work, you randomise people to one of two groups and expose one group to intervention A (one version of a social media headline, a new drug, or whatever, depending on the context ), one group to intervention B (a different version of the headline, a different drug etc), and compare outcomes for the two groups. ….[READ]

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