“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 52, no. 1 (May 30, 2024): 78–84. Accessed September 28, 2024. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/13329.