Monthly Archives: October 2009

Examples using R – Randomized Block Design

October 3, 2009
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Examples using R – Randomized Block Design

Problem : We wish to determine whether or not four different tips produce different readings on a hardness testing machine. An experiment such as these might be part of a gauge capability study. The machine operates by pressingthe tip into a metal test coupon, and frm the depth of the resulting depression, the hardness of… Read More »

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Data Mining and Statistics Video Course

October 3, 2009
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Data Mining and Statistics Video Course

David Mease has an online course presented with complete videos (Statistics 202: Statistical Aspects of Data Mining ). The course uses Excel and R.I might update this post with a few notes below on what is covered as I get a chance to watch t...

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smoothScatter in base R

October 2, 2009
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smoothScatter in base R

smoothScatter function is now available also in base R - in the recommended package graphics that is shipped with R. Originally this function was in the genepplotter package from Bioconductor. I really like it since it can nicely plot large datasets. B...

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smoothScatter in base R

October 2, 2009
By
smoothScatter in base R

smoothScatter function is now available also in base R - in the recommended package graphics that is shipped with R. Originally this function was in the genepplotter package from Bioconductor. I really like it since it can nicely plot large datasets. B...

Read more »

Make Safari behave as Firefox

Make Safari behave as Firefox

Some weeks ago I switched from Firefox to Safari. While Safari is -- in my experience -- quicker, better looking, and has Top Sites, I was also missing some functionality of firefox. To be more precise, I missed the 'search when start typing' option, a...

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R Object Tooltips in ESS

October 1, 2009
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This post originally appeared on my Wordpress blog on October 1, 2009. I present it here in its original form. Whether at work or for personal projects, I use ESS a lot to perform interactive data analyses. The ability to write, edit, and su...

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R Object Tooltips in ESS

October 1, 2009
By

This post originally appeared on my Wordpress blog on October 1, 2009. I present it here in its original form. Whether at work or for personal projects, I use ESS a lot to perform interactive data analyses. The ability to write, edit, and su...

Read more »

R Object Tooltips in ESS

October 1, 2009
By
R Object Tooltips in ESS

Whether at work or for personal projects, I use ESS a lot to perform interactive data analyses. The ability to write, edit, and submit R commands to an interactive R process is simply something I cannot imagine analyzing data without. An example One thing that I end up having to do a lot is inspect

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