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Calculates the Coefficient of determination (R2) from observed and predicted values.
r2(o, p)
A numeric vector. Observed values.
A numeric vector. Predicted values.
Coefficient of determination (R2)
Interpretation: larger is better.
# NOT RUN { obs<-c(1:10) pred<-c(1, 1 ,3, 2, 4, 5, 6, 8, 7, 10) r2(o=obs, p=pred) # }
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