Information from Wright State University
Restrictions: No restrictions known.
Full time studies (corresponding to 30 hp): 15 credits undergraduate
0–99: Remedial precollege-level
100–299:Lower division courses intended for undergraduate credit only.
300–499: Upper division courses carrying undergraduate credit only
500–599: Courses that carry graduate credit only in a major field other than that of the department offering the course
600–699: Courses that carry graduate credit in any major field
700–799: Courses for graduate credit only
(The first digit indicates the general level of the courses: 1 for a first year course, 2 for a second year course etcetera.)
Course types: Usually 3 credits/course