search for: logity

Displaying 1 result from an estimated 1 matches for "logity".

Did you mean: logit
2008 Dec 06
1
Questions on the results from glmmPQL(MASS)
...elow. I have three questions, anybody can give me possible answers? Q1:From the results, we see that R get 'NAs'for AIC,BIC and logLik, while S-PLUS8.0 gave the exact values for them. Why? I had thought that R should give the same results as SPLUS here. Q2: The model to analyse the data is logity=b0+u+b1*trt+b2*I(week>2), but the results for Random effects in R/SPLUS confused me. SAS may be clearer. Random effects: Formula: ~1 | ID (Intercept) Residual StdDev: 1.410637 0.7800511 Which is the random effect 'sigma'? I think it is "1.41...