P-Values and Exploratory Research

Lately I’ve been talking a lot about the question of whether scientists should preregister their research protocols.

One question that often arises in these discussion is: “what about exploratory research?”

The argument goes like this: sure, preregistration is good for confirmatory research – research designed to test a particular hypothesis. However, some research (perhaps most) is exploratory, meaning that it’s about collecting data and seeing where it leads. Exploratory studies

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