Recast the following cumulative table into the form of an ordinary frequency distribution and determine value of the median.
![](https://ask.learncbse.in/uploads/db3785/original/2X/1/18d84ee4c67a75017cede406a3f9810a91897167.png)
Calculation of Median
![](https://ask.learncbse.in/uploads/db3785/original/2X/0/05c781b62702d7ee0e55db7e028ce6bb1bf12e8d.png)
M = Size of (n/2) th item = (655/2) th item
= 327.5th item
327.5th item lies in the class interval 10-15. So it is the median class,