IBM® SPSS® Amos gives you the power to easily perform structural equation modeling (SEM). Using SEM, you can quickly create models to test hypotheses and confirm relationships among observed and latent variables - moving beyond regression to gain additional insight. For more than 40 years, organizations of all types have relied on us to increase revenue, outmaneuver competitors, conduct research, and make better decisions. This trial software expires after 14 days. The evaluation period begins on the date that you agree to the terms of the agreement.