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11 Cards in this Set
- Front
- Back
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the further out the mean is,
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the less likely it was to occur
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Type 1 error
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reject Ho when Ho was true
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type 2 error
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dont reject Ho when Ho was false
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type 1 error or type 2 error is worse
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type 1 error is worse because found something that doesn't exist
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1 - B
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probability of correctly rejecting Ho
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smaller spread ______ power
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increases power
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power allows us
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to determine sample size by saying "how big of gap am I looking for"..what is smallest size gap i would want to find?...i think this would be d
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d is
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what the smallest effect worth finding to show the world
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p value tells us nothing about the effect so
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it is important to report g
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don't want power too high because
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we would reject Ho with such a tiny difference
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sxbar -ybar
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standard error of difference between 2 means
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