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References: [ +from:R.Verwer@nin.knaw.nl: 7 ]

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1. groupMeans (score: 1)
Author: "Ronald WH Verwer" <r.verwer@nin.knaw.nl>
Date: Fri, 27 Jan 2006 14:15:33 +0100
<?xml version="1.0" ?> Dear All, <br/> I am using S+ v6.2 on Windows XP Could anybody comment on this problem I encounter using groupMeans? <br/>           [,1] [,2]  [1,]  3217.391    2 [2,]  4357.1
/archives/html/s-news/2006-01/msg00094.html (12,798 bytes)

2. Re: intersection of 2 dataframes (score: 1)
Author: "Ronald WH Verwer" <R.Verwer@nin.knaw.nl>
Date: Thu, 22 Jun 2006 08:56:10 +0200
<?xml version="1.0" ?> Using Paul Diderichsen's example <br/> <br/> <br/> I guess you actually want <br/> [1] 2 which indicates that the 2 row in both frames are identical <br/> <br/> kind regards <b
/archives/html/s-news/2006-06/msg00052.html (9,741 bytes)

3. Re: Calling xyplot from Inside a Function (score: 1)
Author: "Ronald WH Verwer" <R.Verwer@nin.knaw.nl>
Date: Mon, 10 Jul 2006 09:42:03 +0200
Paul Lasky's nice function needs a comma after "col" and after "qL3))" to prevent an error message plotobj <- xyplot( y ~ x, data=den, xlab = "Points", type = "l", main = main2, col = col, panel.info
/archives/html/s-news/2006-07/msg00015.html (12,924 bytes)

4. Re: Kendall tau-b (score: 1)
Author: "Ronald WH Verwer" <r.verwer@nin.knaw.nl>
Date: Mon, 07 Sep 2009 16:53:23 +0200
In the helpfile for cor.test a reference to Conover is made. On p 256-257 Conover illustrates the Kendall tau with an example containing ties. So, it can be expected that S+ allows for ties when usi
/archives/html/s-news/2009-09/msg00005.html (6,920 bytes)

5. Re: Kendall tau-b (score: 1)
Author: "Ronald WH Verwer" <r.verwer@nin.knaw.nl>
Date: Tue, 08 Sep 2009 08:36:04 +0200
Dear Simona, I have performed S+ Kendall with the example of Conover: Kendall's rank correlation tau data: X and Y normal-z = 2.567, p-value = 0.0103 alternative hypothesis: tau is not equal to 0 sam
/archives/html/s-news/2009-09/msg00007.html (14,135 bytes)

6. Re: Kendall tau-b (score: 1)
Author: "Ronald WH Verwer" <r.verwer@nin.knaw.nl>
Date: Wed, 09 Sep 2009 09:25:37 +0200
Thank you for pointing out that Conover and S+ ignore ties when calculating tau, but that the p-values are indeed corrected (as also appears from the vark-function). Kind regards, Ronald Ronald W.H.
/archives/html/s-news/2009-09/msg00012.html (8,242 bytes)

7. Re: Kendall tau-b (score: 1)
Author: "Ronald WH Verwer" <r.verwer@nin.knaw.nl>
Date: Wed, 30 Sep 2009 08:38:03 +0200
Via Google I found this site (Base SAS(R) 9.2 Procedures Guide: Statistical Procedures: The CORR Procedure: Kendall's Tau-b Correlation Coefficient): http://support.sas.com/documentation/cdl/en/proc
/archives/html/s-news/2009-09/msg00042.html (9,205 bytes)

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