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6 Cards in this Set
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r as a correlational effect size
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but how effective is it long term (the smoking)
r^2 is the proportion of variance in smoking that is explained in differences in the two groups |
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matched score design
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maybe how well see can influence scores-like pairing 20-20 people together
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One reason why matched score design is nice
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gives us a different power-removing variability that is not due to study
happens because less of a standard error (less in the denominator) allows power to increase ask zuowei about this |
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look through D method for exam
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look through D method for exam
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more likely to reject Ho if use
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z instead of t
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more likely to reject Ho if use
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z instead of t
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