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Old 07-26-2014, 10:55 AM   #1
mmmm
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Default SNPs statistics

I have an excel file contatins called SNPs among ten different strains in relation to the reference genome- I would like to caluclate the unique SNPs to every strain and to know the excat snps difference among all the strains- how can I do this plaease?, thanks
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Old 07-28-2014, 09:37 PM   #2
TiborNagy
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Default

You need khi-square or Fisher exact test. For every SNP you have to create a 2x2 contingency table like this:
SNP in other strains SNP in other strains
+ -
SNP in your strain + a b
SNP in your strain - c d

You can use a,b,c,d to calculate the association.

Sorry, the table editing is not working.
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