DOUBLE STAGE SHRINKAGE BAYES ESTIMATOR FORTHE VARIANCE OF NORMAL DISTRIBUTION WHEN THEMEAN IS UNKNOWN BY USE THE SHRINKAGE FUNCTIONWEIGHTED OF FIRST SAMPLE SIZE . Iraqi Journal of Science, [S. l.], v. 52, n. 1, p. 78–84, 2024. DOI: 10.24996/ijs.2011.52.1.%g. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/13329.. Acesso em: 22 nov. 2024.