search for: pinal

Displaying 3 results from an estimated 3 matches for "pinal".

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2007 Nov 19
6
Reg : using two different matrix : how to do t.test
I have two matrix with same dimensions. I want to do t.test using each column from 2 different matrix. Row n Column names in both matrix are same. e.g. Matrix1 id VC1 VC2 VC3 R 1 2 3 R1 4 5 6 R3 7 8 9 Matrix2 id VC1 VC2 VC3 R 10 11 12 R1 13 14 15 R3 16 17 18 want to do t.test using each column (with same name ) using Matrix1 and Matrix2 for eg
2008 Jun 17
5
How to control height of abline
I use matplot to get the density curve and then I use abline(v=g$V2, col = 3 ) to get the vertical line. Goal : I want very small lines at the bottom on the x axis , if possible in the arrow forms instead of vertical lines on the whole graph. Thanks a lot. [[alternative HTML version deleted]]
2007 Nov 23
0
R users in Cyprus
...y. I implemented your solution to my problem but ... For some of my column there is not enough data to do t-test so it gives me error and stops the for loop, is any graceful way to check for error msg and say ok if there is no $p.value continue to the next column Once again thx for help. sata pinal wrote: > > I have two matrix with same dimensions. I want to do t.test using each > column from 2 different matrix. > Row n Column names in both matrix are same. > > e.g. > Matrix1 > id VC1 VC2 VC3 > R 1 2 3 > R1 4 5 6 > R3 7 8 9 >...