[Retracted] Application of Web 2.0 Technology to Cooperative Learning Environment System Design of Football Teaching

Table 1

Web 2.0 using frequencies of classification for level 1 and level 2 categories result.

Categories	Frequencies of classification (%)
Playing surface view	95.7
Flight view	97.6
Fast playing surface view	92.1
Slow playing surface view	87.5
More than four fouls(penalty)	98.4
In fast playing medium surface view	83.9
Out of playing (or) close-up surface view	81.8
Others	91.4