Find-the-semi-interquartile-range-of-of-the-following-numbers-15-10-9-15-15-8-10-11-8-12-11-14-9-and-15-

Question Number 95789 by Don08q last updated on 27/May/20

Find the semi - interquartile range of

of the following numbers :

15, 10, 9, 15, 15, 8, 10, 11, 8, 12, 11, 14,

9 and 15

Commented by Don08q last updated on 27/May/20

Thank you Sir .

Answered by prakash jain last updated on 27/May/20

8, \bar{8}, 9, 9, 10, 10, 11, \underset{median}{↓} 11, 12, 14, 15, 15, 15, 15

Q 1 = 9

Q 3 = 15

Semk interquartile range = \frac{Q 3 - Q 1}{2} = 3