engineering recuitment ICAR Technician 2021 Mock Test (Re-Exam) Quantitative Aptitude Elementary Statistics
Find the quartile deviation of the following data
|
Class |
4 - 8 |
8 - 12 |
12 - 16 |
16 – 20 |
|
frequency |
6 |
10 |
18 |
30 |
1
10
2
11.90
3
2.93
4
5.30