search for: dataanalyticscorp

Displaying 19 results from an estimated 19 matches for "dataanalyticscorp".

reading a text file, one line at a time
2010 Aug 15
5
reading a text file, one line at a time
...time. The question is, can R read one line at a time? If so, how? Any suggestions are appreciated. Thanks, Walt ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.dataanalyticscorp.com _____________________________________________________ -- ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.da...
viewing function code
2010 May 21
1
viewing function code
...unction confint in the stats package. Typing just confint doesn't work. How can I view the code? Thanks, Walt ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.dataanalyticscorp.com _____________________________________________________ -- ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.da...
median comparison tests
2012 Jul 19
3
median comparison tests
...ike Tukey's HSD but using medians rather than means. Is there such a median comparison test in R? Thanks, Walt ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.dataanalyticscorp.com
installing Rgraphviz
2011 Jul 21
2
installing Rgraphviz
...e. How do I do this on Windows 7? It's been a long time since I had to change the path variable. Thanks, Walt ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.dataanalyticscorp.com
pattern matching
2013 Jan 07
3
pattern matching
...I tried grep, regexpr, etc with no luck, unless I'm just using them incorrectly. Any suggestions? Thanks, Walt ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.dataanalyticscorp.com
using the system command
2011 Sep 28
1
using the system command
...ll have multiple occurrences of StatTransfer running. How can I force it to close after the transfer? Thanks, Walt ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.dataanalyticscorp.com
listing all test functions in base R
2013 Jan 02
2
listing all test functions in base R
...m not sure how this would work for functions. Or is there a list already available? Any suggestions? Thanks, Walt ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.dataanalyticscorp.com
Estimating choice models at the individual level
2011 Jun 21
1
Estimating choice models at the individual level
...Diff can do this. Is there any R package to do an HB estimation for a discrete choice (logit) model? Thanks, Walt ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.dataanalyticscorp.com
scaling advice
2011 Jul 15
2
scaling advice
...see how to do. How can I rescale the rows and columns so that they all sum to zero? Any suggestions? Thanks, Walt ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.dataanalyticscorp.com
RODBC problem
2009 Sep 24
2
RODBC problem
...to fix it? What's the syntax error that I'm just not seeing? Thanks, Walt -- ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 dataanalytics at earthlink.net www.dataanalyticscorp.com
finding the intersection of two vectors
2011 Jul 06
3
finding the intersection of two vectors
...equals demand. Any suggestions as to how I can find that price point in R? Any functions that help? Thanks, Walt ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.dataanalyticscorp.com
.Rprofile file
2009 Oct 01
1
.Rprofile file
...older. Is one .Rprofile file created that any instance of R can access (I would imagine so)? Thanks, Walt -- ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.dataanalyticscorp.com
cross-over designs
2009 Oct 28
1
cross-over designs
...an ANOVA analysis on a cross-over design with only two treatments. This is also a balanced design Thanks, Walt -- ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 walt at dataanalyticscorp.com www.dataanalyticscorp.com
Multiple graphs
2009 Jul 27
2
Multiple graphs
...to create a PowerPoint deck directly in R the way you can in S-Plus? Thanks, Walt -- ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 dataanalytics at earthlink.net www.dataanalyticscorp.com
Using an editor with R
2005 Nov 26
1
Using an editor with R
...ow. How can I use my editor but be able to continue using R after I close the editor? What extra setting am I missing? Thanks, Walt Paczkowski ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 (V) 609-936-8999 (F) 609-936-3733 www.dataanalyticscorp.com [[alternative HTML version deleted]]
R, Shapley Values and TURF
2009 Feb 24
0
R, Shapley Values and TURF
...I need to calculate Shapley Values. Any help with is is appreciated. Thanks, Walt -- ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 dataanalytics at earthlink.net www.dataanalyticscorp.com
ggplot2 and mtext question
2009 Aug 23
1
ggplot2 and mtext question
...can such notes be added to the bottom of a graph when using ggplot2? Thanks, Walt -- ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 dataanalytics at earthlink.net www.dataanalyticscorp.com
Emacs and ESS help
2009 Sep 18
2
Emacs and ESS help
...Windows Vista on a Thinkpad. Any and all help is deeply appreciated. Thanks, Walt -- ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 ________________________ (V) 609-936-8999 (F) 609-936-3733 dataanalytics at earthlink.net www.dataanalyticscorp.com
Using pakage foreign and to import SAS file
2005 Nov 14
2
Using pakage foreign and to import SAS file
...-1 in: read.ssd("c:\\", "d") I have SAS 9.1 running on my computer so SAS is there. What am I doing wrong? Thanks, Walt ________________________ Walter R. Paczkowski, Ph.D. Data Analytics Corp. 44 Hamilton Lane Plainsboro, NJ 08536 (V) 609-936-8999 (F) 609-936-3733 www.dataanalyticscorp.com [[alternative HTML version deleted]]