railway RRB ALP (CBT 1 + CBT 2 + CBAT) Mock Test Series 2025 (New) Quantitative Aptitude Elementary Statistics
Find the arithmetic mean of the given frequency distribution.
| Marks | Frequency |
| 50 | 3 |
| 28 | 4 |
| 85 | 6 |
| 40 | 7 |
1
40.95
2
56.2
3
50.5
4
52.6
Find the arithmetic mean of the given frequency distribution.
| Marks | Frequency |
| 50 | 3 |
| 28 | 4 |
| 85 | 6 |
| 40 | 7 |