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Melissa uses laxatives in an attempt to lose some of the weight she gained from binge eating. Melissa most clearly demonstrates symptoms of
Significance Level
The significance level, denoted by alpha, is the threshold chosen by researchers below which a p-value must fall for results to be considered statistically significant.
Null Hypothesis
A statistical hypothesis that asserts there is no effect or no difference, and any observed deviation from this hypothesis is due to random variation.
Type II Error
A statistical error occurring when the null hypothesis is not rejected when it actually is false.
Type II Error
The error that occurs when a statistical test fails to reject a false null hypothesis, mistakenly indicating that a difference or effect does not exist.
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