Question

The marks obtained by 40 students of class VIII in an examination are given below:
16, 17, 18, 3, 7, 23, 18, 13, 10, 21, 7, 1, 13, 21, 13, 15, 19, 24, 16, 3, 23, 5, 12, 18, 8, 12, 6, 8, 16, 5, 3, 5, 0, 7, 9, 12, 20, 10, 2, 23.
Divide the data into five groups, namely 0-5, 5-10, 10-15, 15-20 and 20-25 and prepare a grouped frequency table.

Answer 1

The frequency table for the marks of 40 students of class VIII in an examination is given below:

Range of Marks	Tally Marks	Frequency
0$-$5	|||| ||||	9
5$-$10	|||| ||||	9
10$-$15	|||| ||	7
15$-$20	|||| ||||	9
20$-$25	|||| |	6