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This article has an erratum: [https://doi.org/10.1051/0004-6361/201117910e]


Table 8

Two-sample Kolmogorov-Smirnov test applied to different stellar, circumstellar, and interstellar parameters possibly relevant to “detection” and “non-detection” samples (distance d ≤ 500 pc).

Kolmogorov probability p a

(I, II, IV) (I, II, IV) (III) (I–IV)
vs. (III) vs. (X) vs. (X) vs. (X)
n = (34,8) n = (34,16) n = (8,16) n = (42,16)

critical value (α = 0.01) 0.70 0.56 0.76

d (pc) 0.25 0.18 0.98 0.28
z (pc) / nH (cm-3) 0.99 0.03 0.19 0.02
v (km s-1) 0.43 0.02 0.09 0.02
inclination i (°) 0.01 0.52 0.19 0.68
(M yr-1) 0.55 0.48 0.59 0.57
vw (km s-1) 0 78 0.74 0.84 0.78
R0 predicted (pc) 0.40 0.07 0.84 0.09
R0 predicted (arcmin) 0.94 0.02 0.19 0.02

Notes. 

(a)

The second to fifth columns give the K-S results between different sub-sets of classes (see Table 4 for the classification). The number of data-points in each (sub)set are given in the fourth row.

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