search for: 4e95cda6

Displaying 1 result from an estimated 1 matches for "4e95cda6".

2001 Nov 27
2
accessing information in data.frame
After reading a data.frame using, such as a <- read.spss("data.sav") I want to give the column index 'i', or a[i] to a function, which after some calculation, should print out the results to the standard output. I am struggling how to access the data itself, as e.g. sum(a[i]) does not work in this context. In addition I need to know the name of the variable within the