# How can we divide the salary data #{199,200,202,203,207,208,208,209,210,210,210,210,212,213,214,215,217,218,218,221}# in six classes?

##### 1 Answer

Nov 3, 2016

Please see below.

#### Explanation:

The difference between the smallest number being

Hence let us divide them in

Now let us put al salaries in relevant classes and it is

198-201 -

202-205 -

206-209 -

210-213-

214-217-

218-221-

Hence frequency distribution is