Table 2 Summary of statistical tests

From: Determination of the spin and parity of all-charm tetraquarks

\({{\boldsymbol{J}}}_{{\boldsymbol{i}}}^{{\boldsymbol{P}}}\)

P-value

Z-score reject \({{\boldsymbol{J}}}_{{\boldsymbol{i}}}^{{\boldsymbol{P}}}\)

0

2.7 × 10−13

7.2

\({0}_{{\rm{m}}}^{+}\)

4.3 × 10−5

3.9

\({0}_{{\rm{mix}}}^{+}\)

1.4 × 10−2

2.2

\({0}_{{\rm{h}}}^{+}\)

3.1 × 10−9

5.8

1

8.0 × 10−8

5.2

1+

4.7 × 10−3

2.6

\({2}_{{\rm{m}}}^{-}\)

4.1 × 10−12

6.8

\({2}_{{\rm{mix}}}^{-}\)

6.5 × 10−4

3.2

\({2}_{{\rm{h}}}^{-}\)

2.2 × 10−8

5.5

  1. The P-value and the associated Z-score are shown for alternative models \({J}_{i}^{P}\), tested against the \({2}_{{\rm{m}}}^{+}\) model. A higher Z-score implies that the model is less compatible with the observation.