Course record / PETR
PETR 3307
Drilling I
Texas Tech University
1 section3 professors
Grades: Dates unavailableEvaluations: 2017–2026
Flunk Score—
Not enough comparison data
This course does not have a reliable within-school grade or evaluation comparison yet.
Average GPA
Lloyd Heinze
1 sections · 1 term · Limited sample
ABC
3.10GPA
Published grade shares · Limited sample
Overall3.63 / 5
22 median item responses
Scale 1–5
Course assignments facilitated learning3.98
Opportunities to be successful in course3.69
Hossein Emadibaladehi
24 median item responses
4.88Eval / 5
Overall4.88 / 5
24 median item responses
Scale 1–5
Course assignments facilitated learning4.88
Opportunities to be successful in course4.88
Seyedhossein Emadibaladehi
38 median item responses
4.87Eval / 5
Overall4.87 / 5
38 median item responses
Scale 1–5
Course assignments facilitated learning4.89
Opportunities to be successful in course4.88
Overall course helped learn required concepts/ skills4.87
Instructor helped to understand relevance of course content4.84
Instructors teaching methods helped to learn course content4.92
Instructor presented material in way that helped engage in course4.84
Instructor tailored instructions/ lessons to variety of perspectives4.86
University-published syllabi. Dates apply to these documents, independently of the grade data range.
Spring 2026 · Section not specified
Instructor not extracted
Fall 2025 · Section not specified
Instructor not extracted
Spring 2025 · Section not specified
Instructor not extracted
1 more syllabi
Fall 2024 · Section not specified
Instructor not extracted
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