On 08/18/2010 06:20 PM, Joshua Wiley wrote: > matrix(1:4, nrow = 4, ncol = 1, dimnames = list(NULL, "true value")) > or even cbind("true value"=1:4) -- Peter Dalgaard Center for Statistics, Copenhagen Business School Phone: (+45)38153501 Email: pd.mes at cbs.dk Priv: PDalgd at gmail.com