Question

. Thirty children were asked about the number of hours they watched TV
programmes in the previous week. The result were found as follows:
1,6,2,3,5,12,5,8, 4, 8, 10,3,4, 12, 2, 8, 15, 1, 17, 6,3,2,8,5,9,
6,8, 7, 14, 12
Prepare a grouped frequency distribution table with class intervals as -5, 5-10 and so on
​

Answer 1

ANSWER

Number of hours Frequency

0-5 10

5-10 13

10-15 5

15-20 2

Total 30

(i) Above table

(ii) Number of children who watched TV for 15 hours or more =2 children.