Correcting estimates of shared environmental variance for range restriction in adoption studies using a truncated multivariate normal model.

doi:10.1023/a:1021685211674

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Article

Correcting estimates of shared environmental variance for range restriction in adoption studies using a truncated multivariate normal model.

Behavior genetics - 1 Nov 1998

Stoolmiller M

Abstract excerpt

A model is presented for the truncated trivariate normal distribution that arises in behavior genetic adoption designs that focus on sibling similarity to estimate shared environmental effects. The model estimates the point of truncation and shared environmentality. Both moment and maximum likeli...

Topics

Adoption
Child
Genotype
Humans
Intelligence
Models, Genetic
Multivariate Analysis
Phenotype
Social Environment
Wechsler Scales

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