Examlex
One of the advantages of prototyping is that modifying a prototype is easier than modifying a complete system.
Correlational Method
A statistical technique used to determine the degree to which two variables are related without inferring a cause-and-effect relationship.
Confounding Variable
An extraneous variable in an experimental design that correlates with both the dependent and independent variables, potentially leading to a false assumption of causality.
Experimental Approach
A research method involving the manipulation of variables to observe and measure the effects on subjects in a controlled setting.
Manipulation of Variable
The process in experimental research of changing one variable to determine if changes in one variable cause changes in another variable.
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