search for: obj4

...could be the right function to get the p-value, but I fail to use R correctly. Here is what I tried to do: f1 <- factor(c("8", "10", "12", "14")) X <- matrix(1:16, ncol=4) colnames(X) <- c("Obj1","Obj2","Obj3","Obj4") X.frame <- data.frame(f1,X) Y <- matrix(1:12, ncol=4) colnames(Y) <- c("Obj1","Obj2","Obj3","Obj4") Y.frame <- data.frame(f1,Y) XY <- data.frame(X.frame, Y.frame) # won?t work, because of different nr of rows test.stat <- lm(XY ~...

I have a large R program that I am constantly running over and over again. At the beginning of this program, I create a hige matrix and a huge dataframe but these are constant. What I mean by constant is that, if I run the program over later, I really should just use the old matrix and dataframe ( if they exist ) that were created in a previous run so that the program doesn't have to spend