Question

the five number summary for a set of data is given in the picture.what is the interquartile range of the set of data?

Answer 1

`IQR=13`

Step-by-step explanation

The interquartile range can be found by finding the difference between the first quartile, Q1, and the third quartile, Q3.

That is:

`IQR=Q3-Q1`

Therefore, the interquartile range is:

`\begin{gathered} IQR=81-68 \\ IQR=13 \end{gathered}`