state gov TSPSC Forest Beat Officer (ఫారెస్ట్ బీట్ ఆఫీసర్) Mock Test 2023 Quantitative Aptitude Elementary Statistics
Find the mean deviation about the median of the following distribution:
| Marks obtained | 10 | 11 | 12 | 13 | 14 |
| No. of students | 2 | 3 | 8 | 3 | 4 |
1
0.9
2
2.5
3
3.75
4
4.5