Confounding-extraneous, A(n)_____variable is one that is

Confounding-extraneous

Reference no: EM13342294

A(n)_____variable is one that is not controlled by the experimenter; if the variable has a differential impact on the different groups in the study then it is called a(n)___________variable.

A) confounding; extraneous

B) Extraneous; confounding

C) independent; extraneous

D) independent; confounding

Reference no: EM13342294

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