Mississippi {SASmixed} | R Documentation |
The Mississippi
data frame has 37 rows and 3 columns.
This data frame contains the following columns:
3
< 5
< 2
< 1
< 4
< 6
1
2
3
Littel, R. C., Milliken, G. A., Stroup, W. W., and Wolfinger, R. D. (1996), SAS System for Mixed Models, SAS Institute (Data Set 4.2).
library(SASmixed) options( contrasts = c(unordered = "contr.SAS", ordered = "contr.poly")) data(Mississippi) formula( Mississippi ) #plot( Mississippi ) fm1Miss <- lme( y ~ 1, data = Mississippi, random = ~ 1 | influent ) summary( fm1Miss ) # compare with output 4.1, p. 142 fm1MLMiss <- update( fm1Miss, method = "ML" ) summary( fm1MLMiss ) # compare with output 4.2, p. 143 random.effects( fm1MLMiss ) # BLUP's of random effects on p. 144 random.effects( fm1MLMiss , aug = TRUE ) # including covariates random.effects( fm1Miss ) # BLUP's of random effects on p. 142 intervals( fm1Miss ) # interval estimates of variance components VarCorr( fm1Miss ) # compare to output 4.7, p. 148 fm2Miss <- lme( y ~ Type, data = Mississippi, random = ~ 1 | influent, method = "REML" ) summary( fm2Miss ) # compare to output 4.8 and 4.9, pp. 150-152 anova( fm2Miss )