Conversation

It's interesting that SAS Institute feels that non-peer-reviewed software with hidden implementations of analytic methods that cannot be reproduced by others should be trusted when building aircraft engines.
-- Frank Harrell (in response to the statement of the SAS director of technology product marketing: "We have customers who build engines for aircraft. I am happy they are not using freeware when I get on a jet.")
R-help (January 2009) #Rstats