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Find the median of the data:...

Find the median of the data:

Text Solution

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The data needs to be converted to continuous classes for finding the median since the formula assumes continuous classes. The classes then change to `(117.5−126.5,126.5−135.5,...,171.5−180.5)`
Converting the given table into exclusive form and preparing the cumulative frequency table, we get
We have, `n=40`
`=>n/2=20`
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