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Table 1 Minisatellite mutation rates in different species of birds in relation to extra-pair paternity in (A) an analysis of species-specific unweighted data, and (B) an analysis of species-specific weighted data.

From: Sexual selection does not influence minisatellite mutation rate

Variable

Sum of squares

d.f.

F

P

Slope (SE)

(A) Species-specific unweighted data

     

Extra-pair paternity

1.077

1

7.03

0.0090

0.397 (0.150)

Error

19.920

1

   

(B) Species-specific weighted data

     

Extra-pair paternity

9.242

1

6.87

0.0098

0.408 (0.156)

Error

174.815

1

   
  1. Mutation rate was log10-transformed and a constant of 0.001 was added before transformation, extra-pair paternity was square-root arcsine-transformed.