Manage Groups and Manage Models
Mediation and Moderation
Structural model
Model Identification
CFA and EFA in AMOS
The Interface
Overview of Structural Equation Models
Introduction to Structural Equation Modeling
If you don’t have matching data, but only aggregated group information and need to do a correlation or regression, Ecological analysis is the method. For more details about the analysis visit
This article “On the Theory of Scales of Measurement” by S. S. Stevens classifies the measurement scales as Nominal, Ordinal, Interval and Ratio scales. Appeared in Science, New Series, Vol. 103, No. 2684 (Jun. 7, 1946), pp. 677-680. Published by: American Association for the Advancement of Science Stable URL: http://www.jstor.org/stable/1671815