For the following frequency table the number of persons whose weights are less than 60 kg is
|
Weight(kg) |
40-45 |
45-50 |
50-55 |
55-60 |
60-65 |
65-70 |
|
Number of persons |
4 |
5 |
10 |
7 |
6 |
8 |
1
26
2
21
3
29
4
32