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thayn
2011 Nov 01
2
Discrepancy with p.value from t.test
...t.test(b1,b2,var.equal=T)
# the p.value returned is 2.2e-16
> 2*pt(-15.9366,212) # using the t.statistic and the df returned above
[1] 4.10686e-38
Jonathan B. Thayn, Ph.D.
Illinois State University
Department of Geography and Geology
200A Felmley Hall
Normal, Illinois 61790
(309) 438-8112
jthayn@ilstu.edu
my.ilstu.edu/~jthayn
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