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4 results for “from:Truc”

ave across columns
Truc Truong · Jan 20, 2003 · r-help

Hi: How do I find average across three columns such as weight1, weight2, weight3 (20 people, each person has three different measures)? They have NA's also. Thanks Tom, Univ of Pittsburgh, ttrut at yahoo.com

About snow packages
Truc Nguyen Trung · Apr 26, 2011 · r-help

Dear Luke ! Thanh you for the lovely packages. I have used it, it woks fine for Linux, XP, but concerning about windows 7 - 64 bits. I have problem with function makeCluster(). with R 13.0 version. I wonder it may...

max, min residuals for qqnorm plot
Truc Truong · Oct 12, 2002 · r-help

>From Tom Truong, biostat student at Univ of Pittsburgh I would like to get the max, min values for residuals on my qqnorm plot to compare the skewness between different transformations. Can you suggest a command or some ways to...

Snow/Snowfall hangs on windows 7
Truc · Apr 28, 2011 · r-help

Dear Anna ! I have the same problem with Window 7 - 64 bits. If I use R 2.12.2 with snow packages 0.3-3. It works well. But with R 2.13.0 with the same snow packages. It...

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