Displaying 1 result from an estimated 1 matches for "targid".
2002 Oct 08
2
data.frame merge matching several columns
Greetings,
Is it possible to match several columns in a merge statement? Here is my
problem:
data1 looks like this...
SUBID TARGID ITEM RATING
1 1 1 4
1 1 2 5
1 1 3 3
1 1 4 2
1 1 5 5
......
SUBID is the ID for the raters, TARGID is the ID for the targets being
rated, ITEM ranges from 1 to 64 crossed by TARGID (i.e., all targets were
ra...