Find the mean age in years from the frequency distribution given below – InterviewSolution

1.	Find the mean age in years from the frequency distribution given below: Class interval of age in yearsFrequency(fi)25−30430−351435−402240−451645−50650−55555−603Total70
Answer» Find the mean age in years from the frequency distribution given below: $\begin{matrix} C l a s s i n t e r v a l o f a g e i n y e a r s & F r e q u e n c y (f_{i}) 25 - 30 & 4 30 - 35 & 14 35 - 40 & 22 40 - 45 & 16 45 - 50 & 6 50 - 55 & 5 55 - 60 & 3 T o t a l & 70 \end{matrix}$

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