[Retracted] Application of Optimized GA-BPNN Algorithm in English Teaching Quality Evaluation System

Table 2

Grades of assessment results and their output ranges.

Rank	Excellent	Good	Medium	Get through	Failing
Output range	[0.9, 1]	[0.8, 0.89]	[0.7, 0.79]	[0.6, 0.69]	[0, 0.59]