highly significantp < 2.2 × 10 –16
Indeed, pit-diggers performed ~ 15x more CNN-predicted scoops versus spits within daily bower ROIs and this pattern was highly significant within each subject (CV: 273 scoops vs. 20 spits, χ 2 = 311.35, p < 2.2 × 10 –16 ; TI subject 1: 339 scoops vs. 16 spits, χ 2 = 127.2, p < 2.2 × 10 –16 ; TI subject 2: 602 scoops vs. 60 spits, χ 2 = 377.28, p < 2.2 × 10 –16 ).