[R] Problems with step function

2008-05-14 Thread Ping Wang
esid. Dev AIC 1 NA NA 298 233.8226 841.1784 Any insights would be greatly appreciated. Thanks much ! Ping Wang -- Ping Wang Graduate Student Department of Statistics University of Wisconsin-Madison Medical Sciences Center (1245) 1300 University Avenue Ma

[R] R help: problems with step function

2008-05-13 Thread Ping Wang
see below. > formula(step2.bic.out) pheno.dat ~ rs13479085 + rs13480057 + rs13482096 + rs8254221 + rs13482096:rs13483699 > step2.bic.out$anova Step Df Deviance Resid. Df Resid. Dev AIC 1 NA NA 298 233.8226 841.1784 Any insights wo

[R] R help: problems with step function

2008-05-12 Thread Ping Wang
see below. > formula(step2.bic.out) pheno.dat ~ rs13479085 + rs13480057 + rs13482096 + rs8254221 + rs13482096:rs13483699 > step2.bic.out$anova Step Df Deviance Resid. Df Resid. Dev AIC 1 NA NA 298 233.8226 841.1784 Any insights wo