信度的概念 Concepts of Reliability - 國立臺灣師範大學 教育心理與輔導學系

R t 與R o的關係 (Correction for Attenuation) 削弱校正 In investigating test validity the test scores to be validated are called X and they are validated against a criterion called Y. For example, X might be SAT verbal scores and Y could be grade point average in

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