Skip to main content

Advertisement

Table 3 Phylogenetic analysis of year when different species of birds became urbanized in relation to body mass and the first three moments of brain mass

From: Brain size and urbanization in birds

Variable Sum of squares d.f. F p Estimate SE Effect size
Body mass 6578.35 1 1.55 0.21 27.69 22.24 0.12
Brain mass 314.30 1 0.07 0.79 10.57 38.86 0.03
SD in brain mass 66134.38 1 15.58 0.0001 -63.70 16.14 0.36
Skewness in brain mass 74147.01 1 17.46 < 0.0001 12.17 2.91 0.38
Error 437295.56 103      
  1. The model had the statistics F = 12.89, d.f. = 4, 103, r 2 = 0.11, p < 0.0001. The model was weighted by sample size. Effect size was estimated as Pearson’s product-moment correlation coefficient.