Modern Communication Means to Improve Performance for Young Swimmers
Table 5:
| No. | Name | Age | Gender | Initial Testing | Final Testing |
| 1 | P.A. | 14 | M | 4 | 6 |
| 2 | A.A. | 11 | M | 2 | 2 |
| 3 | C.S. | 12 | M | 1 | 3 |
| 4 | R.C. | 11 | F | 2 | 4 |
| 5 | C.A. | 12 | F | 4 | 6 |
| 6 | S.T. | 11 | M | 4 | 6 |
| 7 | S.D. | 10 | M | 3 | 3 |
| 8 | R.M. | 13 | M | 1 | 3 |
| Arithmetic mean | 2.63 | 4.13 | |||
| Standard deviation | ±1.21 | ±1.53 | |||
| Coefficient of variance | 1.696428571 | 2.696428571 | |||