Class interval | Frequency | Class interval | Frequency |
0-10 | 5 | 30-40 | 3 |
10-20 | x | 40-50 | y |
20-30 | 4 | 50-60 | 2 |
A) x = 12 and y = 6
B) x = 3 and y = 6
C) x = 2 and y = 6
D) x = 2 and y = 5
E) None of these
Correct Answer: C
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