ratna ghosal <ratnaghosal <at> yahoo.com> writes:
> But then how to interpret the rows and columns........
When lost, use str:
library(nlme)
fm1Orth.lme = lme(distance ~ I(age-11), data = Orthodont,
random = ~ I(age-11) | Subject)
ints = intervals(fm1Orth.lme)
str(ints)
# $ fixed : num [1:2, 1:3] 23.168 0.518 24.023 0.66 24.878 ...
# ..- attr(*, "dimnames")=List of 2
# Estimate of slope
ints$fixed[2,2]
Dieter
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