Measuring Problem Solving Ability of Myanmar Student Teachers: A Study Based on Optimal Test Development

The main aim of this study was to measure the problem solving abilities of Myanmar student teachers through the optimal test development. The samples were 1626 student teachers from three universities of education. Descriptive research design and survey method were chiefly used. To achieve the main goal, a problem solving ability test was firstly developed by using Classical Test Theory (CTT). It included three subtests and total 15 items. Based on the test, findings revealed that the student teachers had higher problem solving ability and they are highest in logical problem solving ability. The result showed that male student teachers have higher problem solving ability than females (p