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The structural theory sees the family as an integrated whole. Therefore, the emphasis should be contextual problems and solutions rather than an individual. It focuses on family interactions to understand the structure or organization of the family.
Structural equation modeling (SEM) is a family of statistical methods designed to test a conceptual or theoretical model.t is important to examine the fit of an estimated model to determine how well it models the data. This is a basic task in SEM modeling: forming the basis for accepting or rejecting models and, more usually, accepting one competing model over another.