Re: [R] missing value with sign observed

2008-04-05 Thread Ben Bolker
kate uiuc.edu> writes: [snip] > > When I read this txt file into R and attach this data, I found the output of y is as the follows > [1] 8 5 3 + -1 + > Levels: -1 + 3 5 8 > > Could I get rid of Levels in the output? Because I need to use the observed y and x run regression first and t

[R] missing value with sign observed

2008-04-05 Thread kate
Hi, I have (x, y) data as the follows (saved in the txt file): x y 1 8 2 5 3 3 4 + 5 -1 6 + When I read this txt file into R and attach this data, I found the output of y is as the follows [1] 8 5 3 + -1 + Levels: -1 + 3 5 8 Could I get rid of Levels in the output? Because I need