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lietzow
2012 Feb 16
1
how to get r-squared for a predefined curve or function with "other" data points
...UE)
Rsquared <- 1 - var(residuals(vlc))/var(y)
summarizeall[i ,"Run"] <- i
summarizeall[i ,"Sample"] <- name[1]
summarizeall[i ,"a"] <- coef(vlc)[1]
summarizeall[i ,"b"] <- coef(vlc)[2]
summarizeall[i ,"R2"] <- Rsquared
listnow <- data.frame(list(Run = c(i),Sample = c(name[1]), a =
c(coef(vlc)[1]), b = c(coef(vlc)[2]), R2 = c(Rsquared)))
print(listnow)
i <- i+1
}
---
...and get three slightly different curves with three different estimatinos
of fit (r?, Rsquared).
---
> summarizeall
Sample a b...