R-beta: Copy/use and Copy/omit on dataframes

Thanks very much everyone! Just forgot to say header=T.
Sorry for such a low-level question.

Bill Simpson

Well as a low level newbie I appreciate Bill's low level questions.

Here's one from me:

How do you copy from one data frame to another including or omitting rows
according to the values in one of the columns.

Past or present Minitab users will know what I am talking about!


Murray Jorgensen,  Department of Statistics,  U of Waikato, Hamilton, NZ
-----[+64-7-838-4773]---------------------------[maj at waikato.ac.nz]-----
"Doubt everything or believe everything:these are two equally convenient
strategies. With either we dispense with the need to think."
http://www.cs.waikato.ac.nz/stats/Staff/maj.html       - Henri Poincare'
    

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