search for: gdraisma

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2010 Dec 07
3
understanding output of tapply/by cumsum
...m values? # and assign them to d$Sn? -------------- Thanks, Gerrit. --- Gerrit Draisma Department of Public Health Erasmus MC, University Medical Center Rotterdam Room AE-235 P.O. Box 2040 3000 CA Rotterdam The Netherlands Phone: +31 10 7043787 Fax: +31 10 7038474 http://mgzlx4.erasmusmc.nl/pwp/?gdraisma
2011 Nov 14
2
how to include integrate in a function that can be solved with uniroot?
Hallo, I am trying to define expectation as an integral and use uniroot to find the distribution parameter for a given expectation. However I fail to understand how to define properly the functions involved and pass the parameters correctly. Can anyone help me out? Thanks, Gerrit Draisma. This what I tried: ======= > # exponential density > g <- function(x,lambda){ lambda
2008 May 08
1
Reading multiple tables from file
...r be able to process the output files directly. Thanks, Gerrit. -- Gerrit Draisma Department of Public Health Erasmus MC, University Medical Center Rotterdam Room AE-103 P.O. Box 2040 3000 CA Rotterdam The Netherlands Phone: +31 10 7043124 Fax: +31 10 010-7038474 http://mgzlx4.erasmusmc.nl/pwp/?gdraisma
2007 Aug 01
2
Simple table with frequency variable
...es one get a table with the corresponding N's? Thanks! Gerrit. -- Gerrit Draisma Department of Public Health Erasmus MC, University Medical Center Rotterdam Room AE-103 P.O. Box 2040 3000 CA Rotterdam The Netherlands Phone: +31 10 4087124 Fax: +31 10 4638474 http://mgzlx4.erasmusmc.nl/pwp/?gdraisma
2008 Apr 18
1
Vertical bars with barchart
...nd how to change the dimensions accordingly. Thanks, Gerrit. -- Gerrit Draisma Department of Public Health Erasmus MC, University Medical Center Rotterdam Room AE-103 P.O. Box 2040 3000 CA Rotterdam The Netherlands Phone: +31 10 7043124 Fax: +31 10 010-7038474 http://mgzlx4.erasmusmc.nl/pwp/?gdraisma
2008 Jul 30
1
Unexpected line type in lattice plot key on pdf device
...lines=T,columns=2, type="o",divide=1)) # dev.off() ------- -- Gerrit Draisma Department of Public Health Erasmus MC, University Medical Center Rotterdam Room AE-103 P.O. Box 2040 3000 CA Rotterdam The Netherlands Phone: +31 10 7043124 Fax: +31 10 7038474 http://mgzlx4.erasmusmc.nl/pwp/?gdraisma