[Retracted] Teaching Quality Evaluation and Feedback Analysis Based on Big Data Mining

Table 6

Evaluation of CTQ of teachers of different ages.

Age		Excellent		Good		Pass
			%		%		%
Under 30 years old	19	6	3.6	12	62.8	1	12.3
30 ∼ 50 years old	49	10	25.1	33	75.2	2	4.5
50 years old or above	87	53	58.8	38	42.2	2	3.6
Total	155	69	45.7	82	55.8	5	3.4

Note. , .