Question

The marks obtained by the students in an examination of 400 marks
is given in the following frequency distribution table. Find the mean
of the distribution.
Marks
200-240 240-280 280-320 320-360 360-400
Frequency
10.
20
30
24
16​

Answer 1

Answer:

you need to convert into tally marks

Step-by-step explanation:

200-240 = 10

240-280 = 20

280-320 = 30

320-360 = 24

360-400 = 16