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alldata
2011 May 16
1
Linear Discriminant Analysis error: "Variables appear constant"
...Oper+
DOperMin+DOperMin1_5+DOmgL+DOmgLMean+DOmgLMax+Cond+pH+pHMax+Trans+Temp+
TempMin+Temp4+Crop100+Crop500+CropSub+Dev100+Dev500+DevSub+For100+For500+
ForSub+Pas100+Pas500+PasSub+Wat100+Wat500+WatSub+Wet100+Wet500+WetSub+
Undev100+Undev500+UndevTotal+Undev100NoPas+Undev500NoPas+UndevTotNoPas,
data=AllData1, na.action="na.omit", CV=TRUE)
Error in lda.default(x, grouping, ...) :
variables 10 38 42 appear to be constant within groups
When I look at the variables listed, they don't appear "constant within the groups" to me. I'm new to LDA and am wondering what this error m...