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# Measures of Central Tendency and Dispersion

## Mean, median, mode, range

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.

## Measures of Central Tendency and Dispersion

This Concept introduces students to the most common measures of central tendency: the mean, median and mode.

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• Video

## Finding Mean, Mode, and Median Using a Frequency Table

Learn how to use data from frequency tables to find the measures of central tendency.

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## Statistics Worksheets

A webpage of basic statistics calculations and worksheets to practice with.

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## Arithmetic Mean

An article about the arithmetic mean.

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## Mean and Median Simulation

A simulation of the differences between the mean and median.

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