HP48GX Statistical Function

09222018, 12:57 PM
(This post was last modified: 09222018 05:13 PM by Albert Chan.)
Post: #5




RE: HP48GX Statistical Function
(09222018 09:57 AM)Thomas Klemm Wrote: Yes, not what I expected (Q1, Q3 seems very extreme, to the edges) My code do this differently, using percentiles. let A be sorted data points, so A(0) be the smallest data point, A(n) largest Interpolate for percentage of n: Q1 = 25%, Q2 = 50%, Q3 = 75% Above example, n = 5: Q1 = A(1.25) = 20.25 Q2 = A(2.50) = 37.50 Q3 = A(3.75) = 39.75 What is nice about this setup is 0% and 100% match A(0) and A(n) numbers. Edit: It seems above percentile definition is same as MS Excel https://exceljet.net/excelfunctions/exc...efunction 

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Messages In This Thread 
HP48GX Statistical Function  thenewpotato  09212018, 11:12 PM
RE: HP48GX Statistical Function  Jlouis  09222018, 02:56 AM
RE: HP48GX Statistical Function  joeres  09222018, 03:45 AM
RE: HP48GX Statistical Function  Thomas Klemm  09222018, 09:57 AM
RE: HP48GX Statistical Function  Albert Chan  09222018 12:57 PM
RE: HP48GX Statistical Function  Thomas Klemm  09222018, 02:57 PM

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