PSYB04H3 Chapter Notes - Chapter 1-10: Level Of Measurement, Ed Diener, Animal Testing
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Three claims, four validities: interrogation tools for consumers of. Variables are something that varies, so it must have at least two values. Constant is something that could potentially vary but has only one level in the study in question. It depends on how the unit is being measured. Measured variable > one whose levels are simply observed and recorded. Measuring a variable is a matter of recording an observation, a statement, or a value as it occurs naturally. In contrast, manipulated variable > is a variable a researcher controls, usually by assigning participants to the dif levels of that variable. Some variables can be both manipulated and measured. Each variable can be described in 2 ways. When discussing theories and research we must use concept level language. These are, conceptual variables > abstract concepts such as shyness or intelligence . They must be defined at a theoretical level, these are called theoretical definitions.
