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Table 2

Parent samples.

Type-1 samples, NLR

Emission-line Spiral Type-1 (148) Elliptical Type-1 (40) Spiral Type-2 (3488) Elliptical Type-2 (168)

Hα ... ... 0.8803 ± 0.0552 ...
Hβ ... ... 0.9053 ± 0.0493 0.8618 ± 0.0794
Hγ ... ... ...
Hδ ... ... ...
[O i] 6302 0.8746 ± 0.0520 ... ... 0.7710 ± 0.0875
[O i] 6366 ... ... ... ...
[O ii] 3727 ... ... ... ...
[O ii] 3730 ... ... ... ...
[O iii] 4364 ... ... ... ...
[O iii] 4960 0.9690 ± 0.0278 0.9473 ± 0.0497 ... ...
[N ii] 6550 ... ... 0.8701 ± 0.0596 ...
[N ii] 6585 0.7667 ± 0.1297 0.7320 ± 0.1659 0.8724 ± 0.0582 ...
[S ii] 4072 ... ... ... ...
[S ii] 6718 0.9588 ± 0.0415 0.7019 ± 0.1511 0.8876 ± 0.0557 0.8271 ± 0.0837
[S ii] 6733 0.9644 ± 0.0350 0.8210 ± 0.0963 0.8914 ± 0.0544 0.7944 ± 0.0992

Other lines

[Ne v] 3347 ... ... ... ...
[Ne v] 3427 ... ... ... ...
He i 3889 ... ... ... ...
Ca ii 8500 –0.8156 ± 0.0998 ... ... ...
Ca ii 8544 ... ... –0.8334 ± 0.0548 ...
Ca ii 8665 ... ... –0.8176 ± 0.0561 ...

Notes. CoCoA strengths | ρ′ | of CoCoA group 2 in the parent samples. Reference is [O iii]5007. All lines with | ρ′ | < 0.7 are disregarded. The errors indicated are estimates of the standard deviation to | ρ′ | from bootstrap resampling.

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