First and third quartiles for the following distribution is
|
Class intervals Frequency |
5 - 10 5 |
10 - 15 6 |
15 - 20 15 |
20 - 25 10 |
|
Class interval Frequency |
25 - 30 5 |
30 - 35 4 |
35 - 40 2 |
40 - 45 2 |
1
12.34, 14.43
2
13.41, 21.56
3
15.41, 25.75
4
5.047, 8.405