Skip to main content

Table 2 Mean Cronbach’s alpha calculated from 50 random samples of size N from each of the BWS and Likert conditions. Higher values of alpha indicate increased reliability for the face-level scores in that condition. BWS best-worst scaling

From: Best-worst scaling improves measurement of first impressions

N BWS Likert
8 0.703 0.655
12 0.814 0.745
20 0.870 0.839
30 0.911 0.883
40 0.931 0.914
50 0.947 0.929
166 0.984 0.978