Open AccessA Brief Measurement Way of Cotnainerport Efficiency Using Bilateral Categorical Variable Model and Rank-Sum Test
Author(s) -
Rokyung Park
Publication year - 2012
Publication title -
muyeok yeon-gu/muyeog yeon'gu
Language(s) - English
Resource type - Journals
eISSN - 2384-1958
pISSN - 1738-8112
DOI - 10.16980/jitc.8.4.201212.131
Subject(s) - categorical variable , rank (graph theory) , variable (mathematics) , statistics , econometrics , mathematics , test (biology) , combinatorics , mathematical analysis , geology , paleontology