Question

What is the IQR of 21 25 26 30 39 62 63 63 71

Answer 1

37.5

Explanation:

21, 25, 26, 30, 39, 62, 63, 63, 71

Median: 39

Lower quartile: 25.5

Upper quartile: 63

Interquartile range: 63 - 25.5 = 37.5

Answer 2

the IQR would be 37.5