Question

Makea frequency distribution table of the .
following table of the marks scored by 20.
students of a class where class internals
are. 4-1,8-11 and so on : 5, 11, 6, 8, 10, 20, 22,
14, 19, 22, 7, 11, lo, g, 12, 26,24, 14, 7,8.​

Answer 1

Answer

Class Interval

Frequency

10-20

20-30

30-40

40-50

50-60

60-70

10

12

7

7

8

3

(i) For Cumulative Frequency 30−40 frequency is 7

(ii) Size is 11

Mid point for cumulative frequency 30−40 is 35.

(iii) Range =70−10=60

Answer 2

Answer:

frequency distribution table