[Retracted] Design of College English News Listening Teaching System Based on Improved SPOC by using IoT

Table 4

Comparison statistics of pre-test and post-test mean of students’ needs.

Comparative term	Before and after research	Mean value		Standard deviation		Sig
Autonomous learning need	Before research	12.85	56	3.367	− 11.893	0.000
	After research	15.83	56	2.421
Cooperative learning demand	Before research	7.31	56	1.542	− 15.396	0.000
	After research	8.98	56	1.193