Examlex
At the outset of a Six Sigma initiative,projects chosen should have a high likelihood of success.
External Validity
The extent to which the results of a study can be generalized to other situations and to other people.
Confounding Variable
A variable that influences both the dependent and independent variables in a study, potentially misleading the results if not controlled.
Independent Variable
The variable in an experiment that is manipulated to observe its effect on a dependent variable.
Internal Validity
The extent to which a study can demonstrate a cause-and-effect relationship between variables, free from external influence.
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