TY - GEN AU - Bansilal,Sarah AU - Long,Caroline AU - Juan,Andrea TI - Lucky Guess? Applying Rasch Measurement Theory to Grade 5 South African Mathematics Achievement Data SN - 1529-7713 PY - 2019///0730 KW - Achievement KW - Educational Measurement KW - Mathematics KW - Models, Statistical KW - Probability KW - Psychometrics N1 - Publication Type: Journal Article ER -