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...uot;age" and "gender" (with the age and gender values from the "By" function output). How would I do this? Best Regards, Ray DiGiacomo, Jr. Healthcare Predictive Analytics Specialist President, Lion Data Systems LLC President, The Orange County R User Group Board Member, TDWI rayd@liondatasystems.com (m) 408-425-7851 San Juan Capistrano, California USA twitter.com/liondatasystems linkedin.com/in/raydigiacomojr youtube.com/user/liondatasystems/videos liondatasystems.com/courses [[alternative HTML version deleted]]

...682659 -0.005370907 -0.208311751 Los Angeles "AveragePrice" variable (Mean-Centered) 0.071790268 -0.072872965 0.001082696 Best Regards, Ray DiGiacomo, Jr. Healthcare Predictive Analytics Specialist President, Lion Data Systems LLC President, The Orange County R User Group Board Member, TDWI rayd@liondatasystems.com (m) 408-425-7851 San Juan Capistrano, California USA twitter.com/liondatasystems linkedin.com/in/raydigiacomojr youtube.com/user/liondatasystems/videos [[alternative HTML version deleted]]

...p, and showed how to download the data from a Google Spreadsheet into R. http://bit.ly/cXuIPR previewed talks from Revolution team members at useR! 2010. (Slides now available at http://user2010.org/presentations.html.) http://bit.ly/ds2kdi reviewed an article from The Data Warehousing Institute (TDWI) where R was called a "Rock Star". http://bit.ly/aDP8wf called for beta testers of Revolution's RevoScaleR package for big data statistics. http://bit.ly/bequuy related how Drew Conway got engaged, and used R to analyze the impact on his fianc?e's Facebook wall. http://bit.ly/c...

...2Q New Scientists' San Francisco Bureau Chief gave a presentation on Data Driven Journalism. The video includes several examples using R: http://bit.ly/icHtW4 Jeromy Anglim has published a series of tutorials on creating PDF reports with tables and graphics using Sweave: http://bit.ly/gozqqR TDWI interviews Revolution Analytics' CEO Norman Nie: http://bit.ly/hItitN Amanda Cox gives a video presentation about the data visualization process at the the New York Times (which often involves R): http://bit.ly/hCT8V8 An overview of the updates in R 2.12.1: http://bit.ly/fmS7Cu I presented a...