Question

Construct a frequency distribution table from the following cumulative frequency distribution:

Class Interval	Cumulative Frequency
10 - 19	8
20 - 29	19
30- 39	23
40- 49	30

Answer 1

The frequency distribution table is

C. I	c.f
10 - 19	8
20 - 29	11
30 - 39	4
40 - 49	7