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# Mean and Standard Deviation of Discrete Random Variables

## Calculations for finding mu and sigma of a discrete random variable

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.

## Mean and Standard Deviation of Discrete Random Variables

This Concept teaches students how to find the mean and standard deviation for discrete random variables.
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## Mean and Standard Deviation of Discrete Random Variables

Learn how to find the mean and standard deviation of a data set for a discrete random variable.
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## Calculating Variance and Standard Deviation

Uses an example to demonstrate the calculation of standard deviation and variance.
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