# 2.21: Range of Spread/Dispersion

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**Practice**Range of Spread/Dispersion

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Data

Data is information that has been collected to represent real life situations, usually in number form.Mean

The mean of a data set is the average of the data set. The mean is found by calculating the sum of the values in the data set and then dividing by the number of values in the data set.measure

To measure distance is to determine how far apart two geometric objects are by using a number line or ruler.Mode

The mode of a data set is the value or values with greatest frequency in the data set.Range

The range of a data set is the difference between the smallest value and the greatest value in the data set.### Image Attributions

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Find the range of a set of data

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Date Created:

Dec 12, 2012
Last Modified:

Jul 06, 2016
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