Behavioral and Brain Sciences

Open Peer Commentary

Popper's Severity of Test as an intuitive probabilistic model of hypothesis testing

Fenna H. Poletieka1

a1 Department of Psychology, Leiden University, 2300RB Leiden, The Netherlands. poletiek@fsw.leidenuniv.nl

Abstract

Severity of Test (SoT) is an alternative to Popper's logical falsification that solves a number of problems of the logical view. It was presented by Popper himself in 1963. SoT is a less sophisticated probabilistic model of hypothesis testing than Oaksford & Chater's (O&C's) information gain model, but it has a number of striking similarities. Moreover, it captures the intuition of everyday hypothesis testing.

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