Question

Practice Set 6.1
. The following table shows the number of students and the time they utilized
daily for their studies. Find the mean time spent by students for their studies by
direct method.
Time (hrs.)
0-2
4-6
6-8
No. of students
18 I 12
2-4
8-10
10​

Answer 1

Explanation:

T2-4 I think so.......