Question

What is the interquartile range of the following data? 52 61 31 44 47 45 25 48 47

A) 8.25
B) 12.5
C) 15.5
D) 18.6

Answer 1

B) 12.5

Interquartile range, part of the descriptive statistics is where you measure the between the difference of Q1 and Q3. Q2 is then the interquartile range. Further, interquartile range is the midpoint or the mid-spread of the data given.