Analyzing the Spatio-Temporal Characteristics and Influencing Factors of “AI + Education” Network Attention in China

Table 7

Test table of ARIMA (0,2,1).

Item	Symbol	Value
	Df residuals	5
Sample size	N	9
Q statistic	Q6 (-value)	0.252 (0.616)
Information criterion	AIC	223.4
	BIC	223.238
Goodness of fit	R^2	0.964

Note. , , and represent the significance level of 1%, 5%, and 10%, respectively.