state gov RSMSSB Junior Assistant & Lipik Grade (LDC) Mock Test 2024 Mathematics Statistics Classification of Data
If the frequency of 2nd and 5th observations are the same then (x - y) will be
| Class | 10-20 | 20-30 | 30-40 | 40-50 | 50-60 | 60-70 |
|
Cumulative frequency |
10 | x | 24 | 27 | y | 38 |
1
6
2
-17
3
10
4
9
5
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