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lastdata
2003 Sep 10
2
dataframe subsetting
I can create a small dataset, "x" below, and subset out rows based on
values of a certain variable. However, on the dataset I'm working on now,
"latdata" below, I get a subscript error. Any advice is appreciated!
Ryan
Successful:
> is.data.frame(x)
[1] TRUE
> x
X1 X2 X3
1 1 3 5
2 2 4 6
> x[x$X2 %in% c(3),]
X1 X2 X3
1 1 3 5
Unsuccessful:
> is.data.frame(latdata)
[1] TRUE
> is.numeric(latdata$intent)
[1] TRUE
&...