Question

7. A survey made on 45 students for number of hours spent on watching T.V in a week is
recorded:
8, 4, 7, 10, 12, 15, 10, 9, 8, 7, 12, 14, 16, 5, 6, 13, 8, 7, 9, 14, 10, 15, 12, 6,
15, 12, 7, 6, 9, 10, 6, 15, 14, 10, 4, 9, 8, 10, 7, 4, 8, 7, 13, 6, 18.
Arrange the above data in ascending order :
(i) How many students watch T.V for more than 15 hours a week?
(ii) How many of them spend less than 6 hours a week on T. V.?​

Answer 1

i) 2 students watch more than 15 hours

ii) 4 students watch less than 6 hours

Ascending order

4,5,6,7,8,9,10,12,13,14,15,16,18

The ascending order of numbers are given but some numbers repeat like 4 hours is the same watching hour of some students. You can include it

Thankyou