Daixin

Aktiv seit 2013

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Statistik

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Why do EXCEL and MATLAB obtain different coefficients of pure quadratic regression? Different algorithm？
I was doing pure quadratic regression for statistics in EXCEL and MATLAB respectively. Basically, there are two input variables,...

fast 11 Jahre vor | 1 Antwort | 0

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How to export coefficients automatically when using rstool?
Here are part of codes in my M file: X=[75 0.1; 100 0.1; 125 0.1; 100 0.08; 100 0.12]; Y=[1.04； ...

fast 11 Jahre vor | 1 Antwort | 0

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How to regress a three-variables function from two two-variables functions?
Hope I can explain clearly. Now, I have two quadratic regression models obtained from EXCEL statistics, let's say F1 = g1 (V...

etwa 11 Jahre vor | 1 Antwort | 0

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