The name of this formula stems from The truth that could be the twentieth formula talked over in Kuder and Richardson's seminal paper on exam reliability.[one] g., never/sometimes/normally/constantly; very hard/hard/straightforward/super easy) as Exclusive situations. The formula to the computation of KR20 is appropriate for things with dichotomous scores, whereas the https://jeffreyuvwvu.ampedpages.com/the-basic-principles-of-kuder-richardson-formula-20-54123132