On the existence of unbiased nonnegative estimates of variance covariance components

DOI10.1214/aos/1176345395zbMath0486.62066OpenAlexW2024882675MaRDI QIDQ1164938

Friedrich Pukelsheim

Publication date: 1981

Published in: The Annals of Statistics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1214/aos/1176345395

zbMATH Keywords

MINQUEREMLUMVUexistence of unbiased nonnegative estimates of variance covariance componentsquadratic subspaces of symmetric matrices

Mathematics Subject Classification ID

Estimation in multivariate analysis (62H12) Analysis of variance and covariance (ANOVA) (62J10)

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