On Sat, Feb 6, 2010 at 8:53 AM, Pete Shepard wrote:
> I am using t-test to check if the difference between two populations is
> significant. I have a large N=20,000, 10,000 in each population. I compare a
> few different populations with each other and though I get different t-scores,
> I get the
Hello,
I am using t-test to check if the difference between two poulations is
significant. I have a large N=20,000, 10,000 in each population. I compare a
few different poulations with eachother and though I get different t-scores,
I get the same p-value of 10^-16 which seems like the limit for t
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