'Cognitive Mediation of Social Engagement and Socioeconomic Background: SEM Exploration in Cam-CAN, a Large Adult Lifespan Database': Cleaned Cam-CAN (N=3000) Data, SPSS Analysis Scripts for Exploratory Factor Analysis (EFA), MPlus Anlaysis Script for Confirmatory Factor Anlaysis (CFA) and Structrural Equation Modeling (SEM), and SPSS and MPlus Outputs for EFA,CFA and SEM.