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Table A.1.

Pearson and Spearman correlation coefficients and accompanying p-values for various combinations of parameters shown in Figures A.1, A.2 and A.3.

Population Pearson (r, p-value) Spearman (r, p-value) Conclusiona
Major axis size - θp cluster members (0.15, 7.4 × 10−3) (0.22, 8.5 × 10−5) weak correlation
Major axis size - θp background sources (0.018, 6.9 × 10−1) (0.070, 1.2 × 10−1) no significant correlation
Total Flux - θp cluster members (-0.087, 6.6 × 10−4) (0.0080, 7.5 × 10−1) weak correlation
Total Flux - θp background sources (-0.021, 1.4 × 10−1) (0.26, 8.3 × 10−79) non-monotonic correlation
p0 - θp cluster members (0.15, 7.7 × 10−3) (0.33, 1.6 × 10−9) weak correlation
p0 - θp background sources (-0.041, 3.7 × 10−1) (0.0020, 9.7 × 10−1) no significant correlation
p0 - θp multi-component sources (0.083, 1.28 × 10−1) (0.116, 3.35 × 10−2) no significant correlation
p0 - θp single-component sources (0.001, 9.87 × 10−1) (0.183, 6.62 × 10−5) no significant correlation
Total Flux - σRM cluster members (-0.19, 1.0 × 10−3) (-0.15, 8.1 × 10−3) weak correlation
Total Flux - σRM background sources (0.0060, 9.0 × 10−1) (0.062, 1.8 × 10−1) no significant correlation
p0 - σRM cluster members (0.097, 8.8 × 10−2) (0.045, 4.3 × 10−1) no significant correlation
p0 - σRM background sources (0.25, 5.2 × 10−8) (0.19, 4.0 × 10−5) weak correlation

Notes.

a

A cutoff p-value of 0.05 is used for statistical significance, and the correlation is defined as weak for values of Pearson |r|≤0.3.

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