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# p-Values

## The P value or calculated probability is the estimated probability of rejecting the null hypothesis (H0) of a study question when that hypothesis is true.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## p-Values

This Concept demonstrates the process of hypothesis testing, using both test statistics and p-values. It also explains type I and II errors.

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## Understanding the P-Value

Explains what the P-Value means and its importance in a hypothesis test.

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## Relationship between α, β & Power

An article illustrating the relationship between the alpha level, the beta level, and power.

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