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# Go Math Ch 13 Vocab

TermDefinition
box plot a graph that shows how data are distributed using the median, quartiles, least value, and greatest value
lower quartile the median of the lower half of a data set
measure of variability a single value used to describe how the values in a data set are spread out (range, interquartile range, mean absolute deviation)
range the difference between the greatest and least numbers in a data set
interquartile range the difference between the upper and lower quartiles of a data set
mean absolute deviation (M.A.D.) the mean of the distances from each data value in a set to the mean of the set
median the middle value when a data set is written in order from least to greatest, or the mean of the two middle values when there is an even number of items
upper quartile the median of the upper half of a data set
Created by: cdeoliveira