A "definition" is the given meaning of something, as we all know. The "operational" part refers to providing the meaning of something as it is used in a specific study. An operational definition in psychology, then, means defining the variable as it exists in the current study.
Operationally defining a variable entails transforming an abstract construct such as humor that cannot be directly observed into something that can be directly observed and measured. The majority of variables can be operationally defined in a variety of ways.
There are two types of variables : Extraneous variables, Situational variables.
A variable is something that can be changed or altered, such as a characteristic or value
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