The interquartile range is the upper quartile – the lower quartile, so for this data the interquartile range is 47 - 38 =9. Back to top Drawing a box plot from a cumulative frequency ...

Get NCERT Solutions for Class 7 Maths, Chapter 3 - Data Handling. With this article, you can download the PDF of the Class 7 Maths NCERT textbook in PDF format.