Thursday, 26 February 2015

Doing a T-test across a data frame...

Useful info here:

https://www.biostars.org/p/82583/

Key script from this is:
pvals=apply(d,1,function(x) {t.test(x[1:2],x[3:5])$p.value})


and here:
http://statistics.berkeley.edu/computing/r-t-tests

> names(ttest)
[1] "statistic"   "parameter"   "p.value"     "conf.int"    "estimate"
[6] "null.value"  "alternative" "method"      "data.name"

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