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Table 1 Comparison of the average physical condition of experimental group students, control group students, and high-level athletes

From: Simulation of tennis serve behavior based on video image processing and wireless sensor technology

  Average height (cm) Average age (years) Average arm length (cm) Average weight (kg)
Test group 177.2 21.4 73.1 65.6
Control group 176.8 21.9 72.6 64.7
Excellent athlete 175.1 15.5 72.2 64.4