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by Mark9999
Tue Jul 31, 2018 2:02 am
Forum: Help
Topic: Does JAMOVI use the KR-20 formula for alpha?
Replies: 1
Views: 2772

Does JAMOVI use the KR-20 formula for alpha?

Hi When Jamovi is calculating Cronbach's alpha for internal consistency (reliability) - does it switch to using the KR-20 formula (Kuder-Richardson 20) when it detects that the measures are dichotomous? My understanding is that SPSS does this (because Cronbach's alpha isn't appropriate for dichotomo...