Question

Construct a frequency distribution table for the following data; taking class-intervals 4-6, 6-8, ……… 14-16.

11.5	6.3	7.8	9.2	10.5
4.5	6	8.3	12.5	15.8
7.4	5.3	8.4	15.2	8.9
9.8	8.25	6.5	5.8	10.5
4.6	6.4	8.9	10.8	12.7
6.6	4.3	4.7	9.4	10.1
15.5	14.4	12.2	7.7	5.5

Answer 1

Class Intervals	Tally Marks	Frequency
4-6	|||| ||	7
6-8	|||| |||	8
8-10	|||| ||||	10
10-12	|||| |	6
12-14	|||	3
14-16	|||| |	6