Open Access

Exploration and Improvement of Structural Imbalance Factors of Extramural Sports Competitions for Elementary and Middle School Students Based on Principal Component Analysis Methods


Cite

Fang Du
School of Physical Education Shanghai University of SportShanghai, China
Shengfang Shu
School of Physical Education Shanghai University of SportShanghai, China
eISSN:
2444-8656
Language:
English
Publication timeframe:
Volume Open
Journal Subjects:
Life Sciences, other, Mathematics, Applied Mathematics, General Mathematics, Physics