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Table 2

Results of the principal component analysis for the tests.

PC1 PC2 PC3 PC4 PC5 PC6 PC7 PC8 PC9 PC10 PC11
Ncomp3D 0.218 –0.481 –0.098 –0.249 –0.016 0.363 –0.060 0.680 –0.215 0.040 0.025
Ncomp2D 0.158 –0.485 –0.199 –0.309 0.011 0.324 –0.154 –0.652 0.217 –0.007 –0.020
p Δ 0.205 –0.341 0.112 0.553 –0.070 0.127 0.698 –0.103 –0.028 –0.037 –0.003
p α 0.136 –0.342 0.158 0.589 0.175 –0.210 –0.642 –0.001 –0.031 0.047 0.031
pβ 0.179 –0.332 –0.115 –0.313 0.218 –0.798 0.214 0.012 –0.065 –0.086 –0.051
log (Vpec) 0.301 0.222 –0.544 0.184 0.101 0.072 –0.071 0.051 –0.001 –0.706 –0.076
Vpec,r 0.242 0.185 –0.624 0.158 0.062 –0.034 0.031 –0.044 –0.145 0.678 0.048
pAD 0.499 0.169 0.195 –0.085 0.018 –0.026 0.013 0.084 0.438 0.022 0.689
pSW 0.494 0.170 0.239 –0.053 –0.035 0.011 –0.030 0.096 0.352 0.149 –0.712
pkurt 0.297 0.035 0.071 –0.051 –0.812 –0.161 –0.135 –0.151 –0.410 –0.065 0.048
pskew 0.320 0.211 0.334 –0.136 0.490 0.177 0.019 –0.234 –0.627 –0.022 0.026
Importance of the components
PC1 PC2 PC3 PC4 PC5 PC6 PC7 PC8 PC9 PC10 PC11
St. deviation 1.783 1.392 1.283 1.090 0.969 0.863 0.691 0.649 0.524 0.370 0.227
Prop. of Variance 0.289 0.176 0.150 0.108 0.085 0.067 0.043 0.038 0.025 0.012 0.004
Cumulative Prop. 0.289 0.465 0.615 0.723 0.808 0.876 0.919 0.957 0.982 0.995 1.000

Notes. Last three rows present the standard deviation, proportion of variance, and cumulative variance of principal components.

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