R version 2.13.0 (2011-04-13) Copyright (C) 2011 The R Foundation for Statistical Computing ISBN 3-900051-07-0 Platform: i486-pc-linux-gnu (32-bit) R is free software and comes with ABSOLUTELY NO WARRANTY. You are welcome to redistribute it under certain conditions. Type 'license()' or 'licence()' for distribution details. R is a collaborative project with many contributors. Type 'contributors()' for more information and 'citation()' on how to cite R or R packages in publications. Type 'demo()' for some demos, 'help()' for on-line help, or 'help.start()' for an HTML browser interface to help. Type 'q()' to quit R. > x <- array(list(Treatment,post1-pre,'T',0,'T',0,'T',1,'T',0,'T',0,'T',0,'T',0,'T',1,'T',1,'T',0,'T',0,'T',1,'T',1,'T',1,'T',0,'T',0,'T',0,'T',0,'T',1,'T',0,'T',0,'T',0,'T',0,'T',-1,'T',0,'T',-1,'T',0,'T',0,'T',0,'T',0,'T',-1,'T',0,'T',0,'T',0,'T',0,'T',0,'T',0,'E',1,'E',1,'E',0,'E',0,'E',0,'E',0,'E',0,'E',0,'E',1,'E',1,'E',0,'E',0,'E',0,'E',1,'E',0,'E',1,'E',0,'E',1,'E',1,'E',1,'E',1,'E',0,'E',0,'E',1,'E',0,'E',0,'E',-1,'E',0,'E',1,'E',1,'E',0,'E',0,'E',0,'S',1,'S',1,'S',1,'S',1,'S',0,'S',-1,'S',0,'S',0,'S',-1,'S',0,'S',0,'S',0,'S',0,'S',-1,'S',0,'S',0,'S',-1,'S',0,'S',0,'S',0,'S',0,'S',0,'S',0,'S',1,'S',0,'S',0,'S',0,'S',0,'S',0,'S',0,'S',0,'S',0,'S',0,'S',0,'S',1),dim=c(2,106),dimnames=list(c('Treatment','post1-pre'),1:106)) Error in as.vector(data) : object 'Treatment' not found Calls: array -> as.vector Execution halted