International Journal of Educational Technology in Higher Education

Table 3 Comparison of BS level between problem-understanding and problem-solving stages

From: Understand group interaction and cognitive state in online collaborative problem solving: leveraging brain-to-brain synchrony data

Band	Mean value	Standard value	T	P value
Attention	0.0142	0.0479	1.775	0.085
Mediation	0.0085	0.0470	1.129	0.267
Delta	0.0065	0.0433	0.901	0.374
Theta	0.0152	0.0358	2.539	0.016*
Alpha_low	0.0107	0.0246	2.602	0.014*
Alpha_high	0.0102	0.0346	1.771	0.085
Beta_low	0.0203	0.0300	4.060	0.000*
Beta_high	0.0226	0.0392	3.451	0.001*
Gamma_low	0.0239	0.0409	3.508	0.001*
Gamma_high	0.0290	0.0346	5.025	0.000*

*p < 0.05

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