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2011 May 16
1
Linear Discriminant Analysis error: "Variables appear constant"
...onmental variables that might influence the fish data. These data all came from 68 sampling locations. I'm getting an error message: >DALogFish<-lda(Cluster~DrainArea+Flow+StrmWidth+Gradient+NatComm+FishIBIUsed +QHEI+QHEIsub+QHEImwh_h+QHEIcov+QHEIchan+QHEIrip+QHEIpool+QHEIrif+QHEIgrads+ QHEIgradv+QHEImwh+QHEIcovtype+QHEIwwh+QHab+QHabBuff+QHabEros+QhabPool+ QHabWDRatio+QHabRif+QHabFines+QHabCov+QHabRating+QHabSize+TP+TKN+NH3+NH3Min +NO3NO2N+BOD+TSS+TSSMax+TDS+SSC+SSCMax+Chloride+Sulfate+Ecoli+ChlA+DOper+ DOperMin+DOperMin1_5+DOmgL+DOmgLMean+DOmgLMax+Cond+pH+pHMax+Trans+Temp+ TempMin+Temp4+Cr...