Open AccessA Study of Socio-economic Background Variables' Effect on Middle School Students' Achievement Level : Comparing between 1988 and 2007 Cohort in Seoul
Author(s) -
Kisun Sung
Publication year - 2010
Publication title -
gyoyug sahoehag yeongu/gyoyug sahoehag yeon'gu
Language(s) - English
Resource type - Journals
eISSN - 2765-5113
pISSN - 1229-344X
DOI - 10.32465/ksocio.2010.20.3.004
Subject(s) - socioeconomic status , middle level , demography , statistics , cohort , geography , psychology , mathematics , sociology , work (physics) , population , mechanical engineering , engineering