***Split the file by depletion (no a's & n's vs. no x's or z's essay) condition
 and anagram (promotion vs. prevention focus) condition

SORT CASES BY deporno prmorno .
SPLIT FILE
  LAYERED BY deporno prmorno .



***Compute correlations between promotion & prevention scores and 
the number of anagrams solved


CORRELATIONS
  /VARIABLES=rfqprm1 rfqprv1 anagrams.