The annoucement below just went to the R-SIG-Finance list. More information is as usual the the R / Finance page: Now open for registrations: R / Finance 2012: Applied Finance with R May 11 and 12, 2012 Chicago, IL, USA The registration for R/Fi...

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The annoucement below just went to the R-SIG-Finance list. More information is as usual the the R / Finance page: Now open for registrations: R / Finance 2012: Applied Finance with R May 11 and 12, 2012 Chicago, IL, USA The registration for R/Fi...

The 8th international R users conference useR! 2012 will be in Nashville TN USA June 12-15 with a special all-day pre-conference course from Bill Venables on June 11. We have a terrific lineup of half-day tutorials on June 12 and will have invited and contributed presentations of interest to a wide variety of R users. Details may be found...

Logistic regression is a type of regression used when the dependant variable is binary or ordinal (e.g. when the outcome is either “dead” or “alive”). It is commonly used for predicting the probability of occurrence of an event, based on several predictor variables that may either be numerical or categorical. For example, suppose a researcher