search for: fm2b

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2005 Jan 03
1
different DF in package nlme and lme4
...t; age 1 80 114.838 <.0001 > Sex 1 25 9.292 0.0054 --------------------------------------------------------------- Then I restarted!!! R to use the lme4 package instead of nlme. --------------------------------------------------------------- library(lme4) fm2b.1 <- lme(distance ~ age + Sex, data = Orthodont, random = ~ 1 | Subject) anova(fm2b.1) > Analysis of Variance Table > Df Sum Sq Mean Sq Denom F value Pr(>F) > age 1 235.356 235.356 105.000 114.8383 < 2.2e-16 *** > Sex 1 19.044 19.044 105.000 9.2921 0.00291...
2006 Sep 07
5
augPred plot in nlme library
All, I'm trying to create an augPred plot in the nlme library, similar to the plot on p.43 of Pinheiro & Bates (Mixed Effects Models in S and S-Plus) for their Pixel data. My data structure is the same as the example but I still get the error msg below. > comp.adj.UKV <- groupedData(adj.UKV ~ Time | Patient_no/Lisinopril, data = comp.adj.UKV.frm, order.groups = F) >