R version 3.0.2 (2013-09-25) -- "Frisbee Sailing" Copyright (C) 2013 The R Foundation for Statistical Computing Platform: i686-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(I1M,I1F,26,NA,20,NA,19,NA,NA,19,20,NA,25,NA,NA,25,22,NA,26,NA,22,NA,NA,17,NA,22,19,NA,24,NA,26,NA,NA,21,13,NA,NA,26,NA,20,22,NA,NA,14,21,NA,7,NA,NA,23,17,NA,25,NA,25,NA,19,NA,NA,20,23,NA,NA,22,22,NA,21,NA,NA,15,NA,20,NA,22,18,NA,NA,20,NA,28,22,NA,18,NA,23,NA,20,NA,NA,25,NA,26,15,NA,NA,17,NA,23,21,NA,NA,13,18,NA,19,NA,22,NA,16,NA,NA,24,18,NA,20,NA,24,NA,NA,14,NA,22,24,NA,18,NA,21,NA,NA,23,17,NA,NA,22,NA,24,NA,21,22,NA,16,NA,21,NA,NA,23,NA,22,24,NA,24,NA,16,NA,16,NA,NA,21,NA,26,NA,15,NA,25,18,NA,NA,NA,20,NA,NA,17,NA,25,24,NA,17,NA,19,NA,20,NA,15,NA,NA,27,22,NA,23,NA,16,NA,19,NA,NA,25,19,NA,NA,19,NA,26,21,NA,NA,20,24,NA,22,NA,NA,20),dim=c(2,106),dimnames=list(c('A','B','C'),1:106)) Error in array(list(I1M, I1F, 26, NA, 20, NA, 19, NA, NA, 19, 20, NA, : object 'I1M' not found Execution halted