hi, I'm using the sem package, and I want to make sure I'm interpreting the output correctly. Here is an excerpt of my output. When I report the MWD error, should I say that 59% of the variation in MWD is not explained by the model, or that 59% of the variation is explained, or something entirely different.
Parameter Estimates Estimate Std Error z value Pr(>|z|) NplantRoots 0.462029 0.120803 3.82466 1.3095e-04 plantRoots <--- N ... CoError 1.000011 0.151850 6.58553 4.5325e-11 Co <--> Co carbonateError 1.000009 0.156217 6.40142 1.5394e-10 carbonate <--> carbonate MWDError 0.589788 0.092128 6.40185 1.5351e-10 MWD <--> MWD Thanks Kathryn ______________________________________________ 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.