11. The internal consistency was confirmed and the scoring key adjusted. 12. The internal consistency , measured by Cronbach's alpha, was . 86 . to . 27. 13. Leon Festinger's theory of cognitive dissonance focuses on how human beings strive for internal consistency . 14. Motivic development can be driven by such internal consistency . 15. They reported a favorable analysis in terms of internal consistency , test-retest reliability, and concurrent validity. 16. Inconsistencies in the Bible, Internal consistency and the Bible. 17. 4 . "'Internal consistency "': assesses the consistency of results across items within a test. 18. One study used the Kuder-Richardson test of internal consistency and obtained results reflecting high reliability. 19. Rational expectations ensure internal consistency in aggregate stochastic models. 20. Instead, researchers use a measure of internal consistency known as Cronbach's { \ alpha }.