Transcription of 信度效度分析 - web.thu.edu.tw
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信度效度分析 - web.thu.edu.tw
1.. (consistency).. 2.. ( ) . (constant) . (random error) .. 1. (respondent) . 2.. 3.. 4.. 3.. 1. (test-retest method): .. (test-retest reliability) . 4. 2. (split-half method): .. 5. 3. (equivalent-forms method): .. 6. 4. (Kuder-Richardson reliability).. rKR 20 = (. k )(1 . pq ). k 1 S 2. K . pq .. S2 . 7. L. J. Cronbach . k . = .. S i 2.. i + 2 S ij 2. k 1 S .. K . 2. S i . Sij . 8.. Sc6 Sc7 Sc8 Sc9. Sc6 Sc7 Sc8 Sc9 . =. 4 . 1 . ( + + + ) .. 4 1 ( + ..+ ) + 2 ( + ..+ ) . = 9.. 10.. 1. (content validity) .. 2. (criterion-related validity) .. 11. 3. (construct validity) .. 4. (nomological validity): . (lawlike validity) .. 12.. 8 5 . Duane Davis (2004), Business Research for Decision Making , sixth edition, .. 13.. 1.. 2.. 3. (+). 4. (+). 5. (+). 6.. (-). (+) (+) .. 1.. 2.. 3. (-). 4. (+). 5.. (-). 1.. 2.. :+ - . 8 6 . Paul Peter & Gilbert A. Churchill (1986), Journal of Marketing Research , 23 (February), 14.. z . z . 15. 1/2. z ( ).
5 2.折半信度(split-half method):折半信 度是將受測題目分成兩半，然後再以 前半段之題目與後半段之題目做相 關，若相關程度很高就代表折半信度
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