Quartiles, Deciles and Percentiles (Grouped Data)

 

 

 

Median of Frequency Distribution

In case of frequency distribution median can be calculated with the help of following formula.

 

 

 

Hence it is proved that Q2 = D5 = P50 = Median

 

In order to see the relationship between Quartiles, Deciles and Percentiles in case of Ungrouped data click here.

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