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In the following frequency distribution, find the median class. What is the value of mean height ? |
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Answer» 155.625 `(3xx935)/(6)=156.25+2M` `2xx935=4xx156.25+8M` `1870=625+8M` `8M=1870-625=1245` `M=(1245)/(8)=155.625` Thus (a) is CORRECT option. |
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