TITLE: Eq 2.4: Adding Age (0=85) DATA: FILE = MPLUS_Chapter2.csv; FORMAT = FREE; DEFINE: age85 = age - 85; VARIABLE: NAMES = PersonID cog age grip sexMW demgroup; USEVARIABLES = cog age85; MISSING = ALL (-9999); ANALYSIS: ESTIMATOR = ML; PROCESSORS = 4; MODEL: cog ON age85;