A) 23
B) 24
C) 27
D) 25
Correct Answer: C
Solution :
\[\bar{x}=a+\left( \frac{\Sigma {{f}_{i}}{{u}_{i}}}{\Sigma {{f}_{i}}} \right)\times h\] \[\Rightarrow \] \[\bar{x}=25+\frac{20}{100}\times 10=25+2=27\]You need to login to perform this action.
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