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# Normal Distributions

## Fitting a bell curve to a histogram

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.

## Normal Distributions

by CK-12 //basic

Determine if a data set approximates a normal distribution.

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## Normal Distributions Principles

by CK-12 //basic

This video gives more detail about the mathematical principles presented in Normal Distributions.

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• Video

## Normal Distributions Examples

by CK-12 //basic

This video shows how to work step-by-step through one or more of the examples in Normal Distributions.

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## Normal Distributions and the Empirical Rule

by CK-12 //basic

Explains how to use the empirical rule, also known as the 68-95-99.7 rule, to calculate certain normal distribution probabilities. That's right! You don't always need a calculator!

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• Lesson Plan

## Normal Distributions Lesson Plan

by CK-12 //basic

This lesson plan covers Normal Distributions and includes Teaching Tips, Common Errors, Differentiated Instruction, Enrichment, and Problem Solving.

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