@article{paperid:1059764, author = {Khodadady, Ebrahim and Ghereghlou, Elmira}, title = {S-Tests and C-Tests: Measures of Content-Based Achievement at Grade Four of High Schools}, journal = {American Review of Mathematics and Statistics}, year = {2013}, volume = {1}, number = {1}, month = {December}, issn = {2374-2348}, pages = {1--16}, numpages = {15}, keywords = {Testing; content vs. objective based achievement; schema theory; fairness}, }