Rich Ulrich wrote: > On 11 Mar 2003 09:33:12 -0800, [EMAIL PROTECTED] (Jay Warner) wrote: > >> With cross posting apologies.... >> >> What is an "official" definition and etymological origin of the word >> >> skedastic or is it skidastic? or scedastic? > > google statistics - > heteroscedastic 7420 homoscedastic 2900 > heteroskedastic 7500 homoskedastic 2140 >
The OP may be interested to note that Kotz, Balkrishnan & Johnson (Continuous Multivariate Distributions, Vol 1, page 2, Wiley, 2000) define the "scedastic function" as being the conditional variance of one rv one others. Similarly for clitic and kurtic functions (skewness and kurtosis). David Jones . . ================================================================= Instructions for joining and leaving this list, remarks about the problem of INAPPROPRIATE MESSAGES, and archives are available at: . http://jse.stat.ncsu.edu/ . =================================================================
