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Melissa Uses Laxatives in an Attempt to Lose Some of the Weight

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Essay

Melissa uses laxatives in an attempt to lose some of the weight she gained from binge eating. Melissa most clearly demonstrates symptoms of


Definitions:

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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