Selected Statistical Papers of Sir David Cox: Volume 1, ...
David Roxbee Cox
say, and ,-x 6f 8 r+l A2 (r+l)(r + 3)A3l i(r-iy (r-lY cr (r-1) a J Because A2/o-4, A3/cr6, . . . are the cumulants of a nonnegative random variable of unit mean, A3/o-6s= ( A2/o-4)(A2/o-4- 1), with equality attained by a two-point distribution with one ...