6.SP.A.3: Definitions, Key Concepts & Examples

Front

Measure of Center

Back

Single number summarizing data set values

Front

Measure of Variation

Back

Describes how values vary with a single number

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Mean

Back

Average of all data values

Front

Median

Back

Middle value in ordered data set

Front

Mode

Back

Most frequently occurring value

Front

Range

Back

Difference between highest and lowest values

Front

Interquartile Range (IQR)

Back

Range of middle 50% of data

Front

Standard Deviation

Back

Average distance from the mean

Front

Variance

Back

Square of standard deviation

Front

Outlier

Back

Value significantly different from others