R version 2.12.1 (2010-12-16)
Copyright (C) 2010 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: i486-pc-linux-gnu (32-bit)

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> y <- c(I3,21,15,18,11,8,19,4,20,16,14,10,13,14,8,23,11,9,24,5,15,5,19,6,13,11,17,17,5,9,15,17,17,20,12,7,16,7,14,24,15,15,10,14,18,12,9,9,8,18,10,17,14,16,10,19,10,14,10,4,19,9,12,16,11,18,11,24,17,18,9,19,18,12,23,22,14,14,16,23,7,10,12,12,12,17,21,16,11,14,13,9,19,13,19,13,13,13,14,12,22,11,5,18,19,14,15,12,19,15,17,8,10,12,12,20,12,12,14,6,10,18,18,7,18,9,17,22,11,15,17,15,22,9,13,20,14,14,12,20,20,8,17,9,18,22,10,13,15,18,18,12,12,20,12,16,16,18,16,13,17,13,17)
Error: object 'I3' not found
Execution halted