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1. writing to a graphsheet (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Fri, 9 Sep 2005 17:13:00 +0000; I have a question on something I'd like to do, but have a feeling that it can't be done. I wrote a simple function to generate HTML code to produce a table. The function just uses cat with append =; /archives/html/s-news/2005-09/msg00023.html (7,895 bytes)
2. Question on Updating R (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Fri, 1 Jul 2005 18:24:00 +0000; I have a simple question on R. I just downloaded the new version 2.1.1. Before I install this version (I now have 2.0.1), I imagine I should uninstall 2.0.1 first. But what happens to my workspace?; /archives/html/s-news/2005-07/msg00001.html (7,244 bytes)
3. Using Survival Analysis (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Wed, 13 Jul 2005 14:45:00 +0000; Good morning, I'm beginning to work on a problem for which I believe survival analysis of some kind is appropriate. Not being very familiar with survival analysis, , however, I need some advice as we; /archives/html/s-news/2005-07/msg00084.html (8,260 bytes)
4. Permuting a data frame (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Tue, 21 Jun 2005 13:04:00 +0000; Good morning, I have a trivial problem. I want to permute the rows of a data frame with, say, five columns, each column having the same sequence of numbers, 1:n. For example, I want to permute x1 x2; /archives/html/s-news/2005-06/msg00073.html (8,167 bytes)
5. labels on factor output (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Wed, 11 May 2005 14:04:00 +0000; +; /archives/html/s-news/2005-05/msg00045.html (7,737 bytes)
6. Correspondence Analysis (score: 1): Author: .com>; Date: Tue, 5 Apr 2005 2:36:00 +0000; e sort of interfa; /archives/html/s-news/2005-04/msg00023.html (7,255 bytes)
7. Split function (score: 1): Author: .edu>; Date: Fri, 15 Apr 2005 14:31:00 +0000; ested in the fact; /archives/html/s-news/2005-04/msg00110.html (8,317 bytes)
8. Graph problem (score: 1): Author: .edu>; Date: Mon, 18 Apr 2005 12:58:00 +0000; errific. Many tha; /archives/html/s-news/2005-04/msg00123.html (7,501 bytes)
9. Red Background on Graphs (score: 1): Author: .com>; Date: Mon, 18 Apr 2005 16:40:00 +0000; ws/ 2) search for; /archives/html/s-news/2005-04/msg00125.html (7,884 bytes)
10. Weighted Correlations (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Thu, 24 Mar 2005 14:18:00 +0000; I'm trying to do a very large number of correlations for a client, but the correlations have to be based on weighted data. SAS's Proc Corr allows a weight variable. S-Plus' cor function does not. Do; /archives/html/s-news/2005-03/msg00124.html (7,388 bytes)
11. Exponential Smoothing (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Tue, 29 Mar 2005 18:27:00 +0000; I have a forecasting project for which I have to forecast sales and volume for over 250 SKUs going out 6 months. I'd like to use a Holts-Winters 3 parameter exponential smoothing, either additive or; /archives/html/s-news/2005-03/msg00159.html (7,693 bytes)
12. Weighted Correlations (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Tue, 29 Mar 2005 18:34:00 +0000; Last week I submitted a question on doing weighted correlations in S-Plus. Tim Hesterberg recommended the resampling library which has a cor function that accepts weights. This was perfect for my ne; /archives/html/s-news/2005-03/msg00160.html (7,903 bytes)
13. Re: Passing values from SPlus to SAS (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Fri, 11 Feb 2005 22:39:00 +0000; I would like to know the answer to this, as well as how to run S-Plus scripts from SAS. I use both and a tighter integration would help a lot. Thanks, Walt Paczkowski How can we get single values or; /archives/html/s-news/2005-02/msg00058.html (8,588 bytes)
14. Simple graph question - drawing circles (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Mon, 14 Feb 2005 20:42:00 +0000; Does anyone know a simple function to draw three overlapping circles as in a Venn Diagram? I want to draw three circles, have all edges of the circles visible (as if I'm drawing on a chalkboard), an; /archives/html/s-news/2005-02/msg00061.html (7,602 bytes)
15. S-Plus vs. SAS (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Mon, 14 Feb 2005 20:45:00 +0000; Does anyone know the dataset size comparisons between S and SAS? A potential client questioned my use of S for working with very large datasets (several gig). He pointed out that S bring all data in; /archives/html/s-news/2005-02/msg00062.html (7,341 bytes)
16. Correspondence Analysis (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Mon, 14 Feb 2005 20:49:00 +0000; One more question for today: Does anyone have any experience or know a reference showing the use of correspondence analysis in customer satisfaction studies? I have to analyze satisfaction and perfor; /archives/html/s-news/2005-02/msg00063.html (7,386 bytes)
17. Using timeSeries (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Mon, 20 Dec 2004 08:13:09 -0600; p sections of bootstrap2 I got an error-message (see below): Am I doing; /archives/html/s-news/2004-12/msg00133.html (7,449 bytes)
18. Re: running a perl script in splus (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Thu, 23 Dec 2004 16:54:00 +0000; you Yahoo!? The all-new My Yahoo! - Get yours free! http://my.yahoo.com; /archives/html/s-news/2004-12/msg00157.html (8,151 bytes)
19. Simple Scaling Question (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Tue, 19 Oct 2004 12:47:37 -0500; I have a simple scaling question. A client wants to measure consumers' rating of how important are certain attributes of a product. The scale he wants to show the consumers is 1 - 9, but then he wan; /archives/html/s-news/2004-10/msg00088.html (7,006 bytes)
20. bootstrapping question (score: 1): Author: "Walter R. Paczkowski" <dataanalytics@earthlink.net>; Date: Wed, 27 Oct 2004 10:30:19 -0500; I have a question on how to set up a bootstrapping problem in S-Plus (v. 6.2.1 on Windows). The basic problem involves survey data. Each survey respondent was asked to rate 20 messages about a produ; /archives/html/s-news/2004-10/msg00134.html (8,818 bytes)

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