Displaying 1 result from an estimated 1 matches for "5.876400".
2004 Sep 30
1
polr (MASS) and lrm (Design) differences in tests of statistical signifcance
Greetings:
I'm running R-1.9.1 on Fedora Core 2 Linux.
I tested a proportional odds logistic regression with MASS's polr and
Design's lrm. Parameter estimates between the 2 are consistent, but the
standard errors are quite different, and the conclusions from the t and
Wald tests are dramatically different. I cranked the "abstol" argument
up quite a bit in the polr