Marks obtained | No. of candidates |
Less than 10% | 7 |
Less than 20% | 39 |
Less than 30% | 95 |
Less than 40% | 201 |
Less than 50% | 381 |
Less than 60% | 545 |
Less than 70% | 631 |
Less than 80% | 675 |
A) 47.58, 46.33
B) 49.12, 48.22
C) 45.24, 46.22
D) 47.58, 48.22
Correct Answer: D
Solution :
Marks \[({{f}_{i}})\] | cf | Frequency |
0-10 | 7 | 7 |
10-20 | 39 | 32 |
20-30 | 95 | 56 |
30-40 | 201 | 106 |
40-50 | 381 | 180 |
50-60 | 545 | 164 |
60-70 | 631 | 86 |
70-80 | 675 | 44 |
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