Measure of Dispersion
Presentation
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Mathematics
•
8th - 12th Grade
•
Hard
Joseph Anderson
FREE Resource
5 Slides • 3 Questions
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Measures of Dispersion:Advantages/Disadvantages
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Range
Range is the easiest measure of dispersion to calculate but it cannot provide a good view of how data is distributed.
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Interquartile Range
Interquartile range is the more appropriate measure of dispersion to show the distribution of the data in cases where there is an outlier or extreme value.
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Standard Deviation
SD is used to compare two sets of data
A low SD indicates that the data is dispersed close to the mean
A high SD indicates that the data is dispersed far from the mean
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Measures of Dispersion:Advantages/Disadvantages
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