Null Hypothesis
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10 Terms
1
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Null hypothesis
says no difference between means or no relationship among the variables
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If the correlation coefficient is zero the slopes will be…
the same
3
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If the means are equal to each other,
lines will be parallel
4
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Accepting the null when true
specificity
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Rejecting the null when false
sensitivity
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Rejecting the null when true
Type 1 error
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Accepting the null when false
Type 2 error
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How do you avoid making a Type 1 error
set a low alpha level
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T/F The p value needs to be lower than the alpha to be significant
True
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T/F If there is no significance (p value > alpha), you should accept the null hypothesis
True
Note 
Flashcards (127)