A hypothesis is a testable statement that predicts the relationship between two or more variables. Whether you’re conducting a scientific experiment, a psychology study, or a social science survey, writing a strong hypothesis is a crucial first step in the research process. This guide explains how to write a hypothesis, including what it is (and is not), the different types of hypotheses ...
Learn what a hypothesis is, how to write one, and how it fits into the scientific method — with real health research examples.