Tag: chi2

Codeml giving different chi2 values when reducing the number of sequences

Codeml giving different chi2 values when reducing the number of sequences 0 Hi, I am using codeml for my positive selection analysis. I have 93 E. coli sequences for my analysis. I run the analysis using the 93 sequences against NSsites model 1 and 2 and the corresponding chi2 value…

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