[Retracted] Teaching Mode Based on Educational Big Data Mining and Digital Twins

Table 3

The learning objective evaluation grade scores of the sample students.

Learning target situation	Grade	Grade-corresponding score
The learning objectives are clear and feasible	A	95
The learning objectives are clear and feasible	A	95
The learning objectives are clear and feasible	A	95
The learning objectives are clear, and the feasibility of the learning objectives needs to be improved	B	85
The learning objectives are clear, and the feasibility of the learning objectives needs to be improved	C	75