Although over 100 million tests are administered each year and testing is a subject of increasing contention among students, faculty members remain diffident. A better understanding of the purpose and structure of evaluating mechanisms is a prerequisite for widespread improvement. Teachers must understand what factors play a part in measuring…

Greater knowledge about the practical application of Rasch technology can help in avoiding misapplications and confusions in testing programs. Equal interval curriculum-based scaling makes possible the following improvements in measuring basic skills achievement by enabling testing programs to: (1) individualize the difficulty level of…