TITLE:
  Eq 2.7: Adding Sex (0=M, 1=W)

DATA:
  FILE = MPLUS_Chapter2.csv;
  FORMAT = FREE;

DEFINE:
  age85 = age - 85;
  grip9 = grip - 9;

VARIABLE:
  NAMES = PersonID cog age grip sexMW demgroup;
  USEVARIABLES = cog sexMW age85 grip9;
  MISSING = ALL (-9999);

ANALYSIS:
  ESTIMATOR = ML;
  PROCESSORS = 4;

MODEL:
  cog ON age85 grip9 sexMW (bage85 bgrip9 bsexMW);

MODEL TEST:
! Model R2 Test
  bage85=0;
  bgrip9=0;
  bsexMW=0;