has part
continuous probability distribution
number of degrees of freedom
Chi-square probability distribution
Orlaith Burke
Chi-square probability distribution with k degrees of freedom is a theoretical probability distribution which corresponds to the distribution of a sum of the squares of k independent standard normal random variables.
Philippe Rocca-Serra
Alejandra Gonzalez-Beltran
dchisq(x, df, ncp = 0, log = FALSE)
http://stat.ethz.ch/R-manual/R-patched/library/stats/html/Chisquare.html
http://docs.scipy.org/doc/scipy/reference/generated/scipy.stats.chi2.html#scipy.stats.chi2
ready for release