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Table 2 Optimum weights in the selection index for the simulated population, and p-values of the tests of whether setting the weights equal to zero would provide lower profit

From: Selection index theory for populations under directional and stabilizing selection

Information source

Index coef.

Directional selection

Stabilizing selection

p-value

\(\text{EBV}_{i}\)

\(b_1\)

0.26

− 0.26 to 0.26

\(4.4\cdot 10^{-20}\)

\(\text{EBV}_{i}^2\)

\(b_2\)

− 0.06

− 0.26 to 0

\(1.3\cdot 10^{-13}\)

\(\text{X}_{i1}\)

\(b_3\)

0.46

0.08

\(1.2\cdot 10^{-13}\)

\(\text{X}_{i2}\)

\(b_4\)

− 0.04

− 0.42

\(1.0\cdot 10^{-08}\)

\(\text{H}_{i1}\)

\(b_5\)

0.18

− 0.22

\(3.2\cdot 10^{-04}\)

\(\text{H}_{i2}\)

\(b_6\)

0.00

− 0.02

0.02

  1. The p-values are obtained with t-tests from 200 replicates