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5 Simple Techniques For what is a good kr 20 score

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The name of this formula stems from The reality that could be the twentieth formula talked about in Kuder and Richardson's seminal paper on test reliability.[one] We endorse that the evaluation is produced further by eliminating things which has a unfavorable issue biserial and or growing the volume of items. https://lorda344dwq7.wikiconversation.com/user

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