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Journal : Jurnal Kependidikan: Penelitian Inovasi Pembelajaran

PERANAN INTERKORELASI BUTIR TERHADAP KOEFISIEN RELIABILITAS CRONBACH ALPHA DAN KUDER-RICHARDSON Naga, Dali Santun
Jurnal Kependidikan Vol. 34, No.1 (2004)
Publisher : Universitas Negeri Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1817.034 KB) | DOI: 10.21831/jk.v34i1.7283

Abstract

Abstract Alpha Cronbach and Kuder-Richardson reliability coefficients are also called lower bound coefficient. From score structure, it is found that respondent score variance and item score variances are together related to the covariance of the item intercorrelations which in turn is also related to the item equivalences within the test. A deviation from these equivalences can disrupt this reliability coefficient and hence it is called lower bound coefficient.