hi all I have R object look like this: > spl $SB012XSB044 DPW Cross 1 66.6 SB012XSB044 2 96.5 SB012XSB044 3 78.8 SB012XSB044 4 68.6 SB012XSB044 5 62.0 SB012XSB044 6 72.1 SB044XSB012 7 72.2 SB044XSB012 8 69.6 SB044XSB012 9 87.9 SB044XSB012 10 84.4 SB044XSB012 11 51.9 SB044XSB012 12 65.5 SB044XSB012
$SB012XSB099 DPW Cross 13 100.9 SB012XSB099 14 44.4 SB012XSB099 15 83.5 SB012XSB099 16 89.9 SB012XSB099 17 78.0 SB012XSB099 18 83.0 SB012XSB099 19 114.3 SB099XSB012 20 173.1 SB099XSB012 21 114.3 SB099XSB012 22 58.8 SB099XSB012 23 98.1 SB099XSB012 24 12.8 SB099XSB012 I want to do a t test for DPW values by the 2 different Cross types for each of spl components. Any suggestions? I just got errors till now Thanks, Imri. -- View this message in context: http://r.789695.n4.nabble.com/Multi-t-tests-tp3905075p3905075.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.