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Cremeux Cremeux
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10 years ago
A variable can have a confounding effect in a differential study only if
A) it affects the scores on the dependent variable(s).
B) there is no difference between the groups on the variable.
C) there are at least three groups in the study.
D) there are several levels of the variable in question.
Textbook 
Research Methods: A Process of Inquiry

Research Methods: A Process of Inquiry


Edition: 8th
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stylezstylez
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Cremeux Author
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#2
10 years ago
I tried searching the textbook all over and couldn't find it. I'm really gracious for your answer, helped me out *a lot*. Problem solved.
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#3
10 years ago
A thumbs up would be nice Wink Face
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