AMADI, Boma Daba, OGUNKA, Richard Iheanyichukwu and LONGJOHN Ibiene Tandi 2019. Estimating the psychometric properties of 50 multiple choice mathematics item for senior secondary II students in Ikwerre Local Government area of Rivers State using classical test theory. The African Journal of Behavioural and Scale Development Research. 1, 2 (Aug. 2019). DOI:https://doi.org/10.58579/ajbsdr.v1i2.21.