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9 Cards in this Set
- Front
- Back
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one-tailed test
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equal hypothesis versus not equal hypothesis
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left-tailed test
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equal hypothesis versus less than hypothesis
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right-tailed test
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equal hypothesis versus greater than hypothesis
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null hypothesis
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a statement to be tested with no change and is assumed to be true until evidence suggests otherwise
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alternative hypothesis
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a statement that we are trying to find evidence to support
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hypothesis
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a statement regarding a characteristic of one or more populations
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type I error
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reject the null hypothesis when the null hypothesis is true; the decision would be incorrect
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type II error
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do not reject the null hypothesis when the alternative hypothesis is true; the decision would be incorrect
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level of significance
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the probability of making a type I error
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