[R] how to call a function for each row

arunkumar1111 akpbond007 at gmail.com
Wed Nov 30 14:10:08 CET 2011


 I have  a data-frame which look like this

X1 X2 X3
1   3  5
2   4  6
3   6  1

I want to apply a formula Y=6*X1 + 7*X2 + 8*X3  for every row

Thanks in Advance

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