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Significance of correlations between individual perceptual skills of the participants in both the experimental group (A) and the control group (B)
| Skill level description | Scoring intervals | Number of participants | χ2 | Pearson's C | Cstand | |
|---|---|---|---|---|---|---|
| A | B | |||||
| Very skilled | (94–96] | 1 | 1 | |||
| Skilled | (91–94] | 2 | 1 | |||
| Average | (71–91] | 11 | 17 | 1.668 < 1.7040.79; 4 | 0.19 | 0.21 |
| Poor | (67–71] | 2 | 1 | |||
| Very poor | (0–67] | 3 | 5 | H 0 accepted | Convergence steady | |
| N | 19 | 25 | ||||
