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Measures of Variation - Coggle Diagram
Measures of Variation
Variance and Standard Deviation
There are
variance
Grouped data
Ungrouped data
Standard deviation
Grouped data
Ungrouped data
problems
Combined sets of data
Coded data
Ungrouped coded data
Grouped coded data
Interquartile range and percentiles
There are
Middle quartile / median
Lower quartile
Upper quartile
used to calculate
Interquartile range
outliers
Problems
Ungrouped data
types
Odd numbers
Even numbers
Grouped data
use
Cumulative frequency
Box-and-whisker diagrams
range
calculate using
Minimum value
Maximum value