search for: of_inpreviousyear

Displaying 1 result from an estimated 1 matches for "of_inpreviousyear".

2009 Oct 21
1
re ferring to data of previous rows
...2 2005 1 2 2006 0 2 2007 1 3 2003 1 3 2004 1 3 2005 1 3 2006 0 3 2007 0 Now I want to add the column "offspring in the previous year - yes/no(1-0)" the output now should look like this: Id year of of_inPreviousYear 1 2003 1 NA 1 2004 0 1 1 2005 1 0 1 2006 1 1 1 2007 0 1 2 2003 0 NA 2 2004 1 0 2 2005 1 1 2 2006 0 1 2 2007 1 0 3 2003 1 NA 3 2004 1 1 3 2005 1 1 3 2006 0 1 3 2007 0 0 any idea how I could program that? than...