What are the ongoing debates and advancements in the theory and application of Cronbach's alpha and other reliability measures?

Cronbach's alpha (Cronbach 1951) assesses the reliability of a summative rating (Likert 1932) scale composed of the variables (called items) specified. The set ... An estimate of the 1–α confidence interval for Cronbach's alpha based on a sample of size n with k items where Cronbach's alpha of the sample is γ is given by Jun 27, 2024 ... Statistical Details for Cronbach's α. The statistic used in the Item Reliability option in the Multivariate red triangle menu is Cronbach's ... Cronbach's alpha is a way of assessing reliability by comparing the amount of shared variance, or covariance, among the items making up an instrument to the ... Reliability statistics (Cronbach's alpha) based on the pilot test data from 60 community pharmacies and 496 staff are provided for the composites. 1 ... Jan 17, 2025 ... We examine whether α values reported in the psychological literature show signs of inflation, for example, because of publication bias or hacking. Oct 2, 2002 ... The Cronbach alpha reliability has to do with the correlation between the sum of items and a factor, where it is assumed that there is only 1 ... Cronbach Alpha ... Computes the Cronbach Alpha for all numerical columns based on their variance. Cronbach's Alpha compares the variance of the individual columns ... Factor, Physician/Extenders, Nursing staff, Admin staff, All respondents. Teamwork climate, 0.76 (63), 0.74 (43), 0.89 (23), 0.77 (142). Feb 3, 2023 ... We examined whether α values reported in the psychology literature are inflated at the rule-of-thumb thresholds (α = .70, .80, .90) due to, for example, ...