Class interval | 0-20 | 20-40 | 40-60 | 60-80 | 80-100 | 100-120 |
Frequency | 7 | \[{{f}_{1}}\] | 12 | \[{{f}_{2}}\] | 8 | 5 |
A) \[{{f}_{1}}=80\,\,and\,\,{{f}_{2}}=20\]
B) \[{{f}_{1}}=4\,\,and\,\,{{f}_{2}}=1\]
C) \[{{f}_{1}}=8\,\,and\,\,{{f}_{2}}=10\]
D) \[{{f}_{1}}=18\,\,and\,\,{{f}_{2}}=20\]
E) None of these
Correct Answer: C
Solution :
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