An empirical study on the improvement of students’ physical fitness and health by college physical education programs based on the background of big data
17 mar 2025
O artykule
Data publikacji: 17 mar 2025
Otrzymano: 12 paź 2024
Przyjęty: 07 lut 2025
DOI: https://doi.org/10.2478/amns-2025-0343
Słowa kluczowe
© 2025 Qian Hou, published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Figure 1.
Figure 2.
Figure 3.
The last central point vector and counting statistics of each cluster
| Set id | Center point vector | Cluster number | ||||||
|---|---|---|---|---|---|---|---|---|
| A2/kg·m-2 | B2/ml | C2/cm | D2/s | E2/cm | F2/s | G2/per | ||
| 0 | 18.98 | 2538.11 | 16.7 | 193.58 | 8.68 | 218.92 | 40 | 13 |
| 1 | 16.03 | 2494.65 | 12.6 | 178.38 | 8.39 | 234.48 | 39 | 23 |
| 2 | 16.24 | 3278.83 | 14.9 | 180.40 | 9.25 | 241.87 | 31 | 29 |
| 3 | 19.16 | 3128.31 | 16.4 | 207.28 | 7.79 | 230.72 | 33 | 37 |
| 4 | 16.81 | 3166.11 | 14.2 | 210.02 | 8.84 | 238.89 | 33 | 31 |
| 5 | 17.43 | 2536.41 | 15.5 | 147.28 | 9.50 | 227.57 | 38 | 24 |
| 6 | 22.18 | 2805.64 | 17 | 140.18 | 8.66 | 238.10 | 33 | 35 |
| 7 | 16.74 | 2059.28 | 12.6 | 168.02 | 9.18 | 285.42 | 35 | 28 |
| 8 | 20.58 | 2939.92 | 17.5 | 176.07 | 8.12 | 248.71 | 38 | 26 |
| 9 | 19.96 | 2828.51 | 14.3 | 162.75 | 9.80 | 312.13 | 38 | 34 |
Comparison analysis of each indicator results
| Project | N | Pretest | Posttest | P |
|---|---|---|---|---|
| A2/kg·m-2 | 280 | 21.69±3.12 | 21.11±4.80 | 0.062 |
| B2/ml | 280 | 2632.77±552.29 | 2831.07±582.54 | 0.002* |
| C2/cm | 280 | 13.59±7.53 | 16.87±7.04 | 0.066* |
| D2/s | 280 | 167.95±20.13 | 174.50±9.58 | 0.003* |
| E2/cm | 280 | 8.78±1.68 | 8.62±0.96 | 0.024 |
| F2/s | 280 | 246.17±29.98 | 236.36±30.17 | 0.017* |
| G2/per | 280 | 42.11±10.69 | 44.25±6.05 | 0.025 |