Model R | search
Click here to view Model R news from 60+ newspapers.
Bookmark or Share- r - How to succinctly write a formula with many variables from a data ...You can check the package leaps and in particular the function regsubsets() functions for model selection. As stated in the documentation: As stated in the documentation: Model selection by exhaustive search, forward or backward stepwise, or sequential replacement
- Function to calculate R2 (R-squared) in R - Stack OverflowR - Calculate Test MSE given a trained model from a training set and a test set; I agree with 42-'s comment: The R squared is reported by summary functions associated with regression functions. But only when such an estimate is statistically justified. R squared can be a (but not the best) measure of "goodness of fit".
- Extract Regression P Value in R - Stack OverflowI am performing multiple regressions on different columns in a query file. I've been tasked with extracting certain results from the regression function lm in R. So far I have, > reg <- lm(...
- pull out p-values and r-squared from a linear regressionNotice that summary(fit) generates an object with all the information you need. The beta, se, t and p vectors are stored in it.
- regression - How do I print the variance of an lm in R without ...@Sarah welcome to CV - off topic doesn't mean you won't get an answer! Far from it - watch this space and this well get migrated to SO once enough mods have voted on it. There are an enormous number of R experts over there that will probably know exactly what call to make.
More
