Course record / ENVE
ENVE 4391
Advanced Water Treatment
Texas Tech University
1 section7 professors
Grades: Dates unavailableEvaluations: 2002–2026
Flunk Score—
Not enough comparison data
This course does not have a reliable within-school grade or evaluation comparison yet.
Average GPA
Lianfa Song
1 sections · 1 term · Limited sample
AB
3.29GPA
Published grade shares · Limited sample
Overall3.93 / 5
9 median item responses
Scale 1–5
Course assignments facilitated learning3.84
Opportunities to be successful in course3.62
Overall course helped learn required concepts/ skills4.43
Instructor helped to understand relevance of course content3.87
Instructors teaching methods helped to learn course content3.80
Instructor presented material in way that helped engage in course4.50
Instructor tailored instructions/ lessons to variety of perspectives3.29
William Jackson
11 median item responses
4.37Eval / 5
Overall4.37 / 5
11 median item responses
Scale 1–5
Course assignments facilitated learning4.26
Opportunities to be successful in course4.37
Overall course helped learn required concepts/ skills4.59
Instructor helped to understand relevance of course content4.62
Instructors teaching methods helped to learn course content4.42
Instructor presented material in way that helped engage in course4.68
Instructor tailored instructions/ lessons to variety of perspectives3.78
Chongzheng Na
13 median item responses
3.74Eval / 5
Overall3.74 / 5
13 median item responses
Scale 1–5
Course assignments facilitated learning3.85
Opportunities to be successful in course3.58
Shane Walker
4 median item responses
4.58Eval / 5
Overall4.58 / 5
4 median item responses
Scale 1–5
Course assignments facilitated learning4.75
Opportunities to be successful in course4.50
William S. Walker
9 median item responses
4.57Eval / 5
Overall4.57 / 5
9 median item responses
Scale 1–5
Course assignments facilitated learning4.78
Opportunities to be successful in course4.78
Overall course helped learn required concepts/ skills4.56
Instructor helped to understand relevance of course content4.56
Instructors teaching methods helped to learn course content4.56
Instructor presented material in way that helped engage in course4.44
Instructor tailored instructions/ lessons to variety of perspectives4.56
Yaguang Zhu
11 median item responses
3.48Eval / 5
Overall3.48 / 5
11 median item responses
Scale 1–5
Course assignments facilitated learning3.55
Opportunities to be successful in course3.73
Overall course helped learn required concepts/ skills3.45
Instructor helped to understand relevance of course content3.45
Instructors teaching methods helped to learn course content3.18
Instructor presented material in way that helped engage in course3.36
Instructor tailored instructions/ lessons to variety of perspectives3.64
Ralph Heyward Ramsey
3 median item responses
4.56Eval / 5
Overall4.56 / 5
3 median item responses
Scale 1–5
Course assignments facilitated learning4.67
Opportunities to be successful in course4.39
Overall course helped learn required concepts/ skills4.61
Instructor helped to understand relevance of course content4.67
Instructors teaching methods helped to learn course content4.67
Instructor presented material in way that helped engage in course4.78
Instructor tailored instructions/ lessons to variety of perspectives4.39
University-published syllabi. Dates apply to these documents, independently of the grade data range.
Spring 2026 · Section not specified
Instructor not extracted
Spring 2025 · Section not specified
Instructor not extracted
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