In the data set below, what is the interquartile range?
23 29 43 44 54 73 95
The interquartile range is the difference between the third quartile (Q3) and the first quartile (Q1).
In this data set, the first quartile (Q1) is 29 and the third quartile (Q3) is 73.
Therefore, the interquartile range is 73 - 29 = 44.