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tethead tethead
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Posts: 1298
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7 years ago
Under what conditions can an experimenter be confident that X is the cause of Y if two variables, X and Y, are strongly correlated?
A) if people are randomly assigned to levels of X in a true experiment
B) if X is measured before Y
C) if people are randomly assigned to levels of Y in a true experiment
D) if Y is measured before X
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ErhardtErhardt
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7 years ago
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tethead Author
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7 years ago
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