PSYA01H3 Chapter Notes - Chapter 2: Uncorrelated Random Variables, Empiricism

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Begins with the simplest theory, referred to as the rule of parsimony: hypothesis a falsifiable prediction made by a theory, results of these tests can disprove theories but cannot prove them, the art of looking, empirical method a set of rules and techniques for observation, method in science typically refers to technologies that enhance the powers of the senses i. Observation: discovering what people do: to observe means to use one"s senses to learn about the properties of an event, observing something means using your senses to learn about the thing"s properties, casual observations are notoriously unstable; they can"t tell you about many of the properties of something you might be interested in, to know and understand the properties you must measure them, measurement, must first define the property to measure, then find a way to detect it, defining and detecting, operational definition description of property in terms of a concrete condition that can be measured i.

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