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  1. rparmar70

    Percentile Function

    I think lorimickey is NOT applying Rohit's formula properly. If you apply it to the data set that lorimickey has provided, 25th percentile is NOT 27.5, 50th is NOT 20 and 75th is NOT 30. Let us do some calculation: N=(n-1)*p+1 Here n = 8, so N=7p+1 Case p=.25: N=7*(0.25)+1=2.75 =>...

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