version 12.1 clear all * Create data matrix input Corr = (1,.7,-.56,-.28\.7,1,-.80,-.40\-.56,-.80,1,.14\-.28,-.40,.14,1) matrix input SDs = (1,1,1,1) matrix input Means = (0,0,0,0) corr2data income mhealth formula death, corr(Corr) mean(Means) sd(SDs) n(100) * I. Estimate separate regressions reg mhealth income reg formula income mhealth reg death income mhealth formula * The mis-specified model reg death formula * II. SEM Commands sem (mhealth <- income) (formula <- income mhealth) (death <- income mhealth formula) * Estimate the direct, indirect, and total effects of each variable estat teffects * Incorrect model sem death <- formula * III. UCLA's pathreg command pathreg (mhealth income) (formula income mhealth) (death income mhealth formula)