Perl module that tests correlation of random numbers

 Statistics::Test::Sequence implements a sequence correlation test for random
 number generators. It shows pairwise correlation between subsequent random
 numbers.
 .
 It performs this analysis using an algorithm published in: Blobel, V., and
 Lohrmann, E. Statistische und numerische Methoden der Datenanalyse. Stuttgart,
 Leipzig: Teubner, 1998