[R] Introduction of NA:s
patrik.waldmann at djingis.se
Wed Oct 2 12:01:50 CEST 2002
I wonder if someone could help me with the following: I have generated 10 000 values from rnorm and now I want to randomly replace 500 of those with NA. The problem is that values indexed between 6-10,16-20,26-30.... only should be considered for replacement. Any suggestions?
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