[Retracted] Application of Internet of Things Artificial Intelligence and Knowledge Innovation System in Table Tennis Teaching and Training

Table 2

Questionnaire on the use value of table tennis sensors.

	Yes	No	Other
Do you think smart table tennis sensors are helpful for you to improve your exercise norms?	60%	8.5%	31.5%
Teaching through smart ping-pong sensors whether you are motivated to learn independently	72%	4.7%	23.3%
Compared with traditional teaching methods, do you think that smart table tennis sensor teaching is more superior?	68%	3.9%	28.1%
Do you improve your deep understanding of technical concepts through smart table tennis sensor teaching?	71%	5.1%	23.9%
Does the smart table tennis sensor improve your ability to find and solve technical problems?	77%	2.3%	20.7%