Parent-offspring and sibling correlation estimation based on MINQUE theory. (English) Zbl 0778.62101
Summary: We derive easily computable expressions for MINQUE estimators of covariance parameters in an unbalanced family data structure used to study traits. These estimators are strongly consistent and asymptotically normal. Simple expressions for limiting sample variances and covariances of MINQUE estimators are provided.
MSC:
62P10 | Applications of statistics to biology and medical sciences; meta analysis |
62H12 | Estimation in multivariate analysis |