Course Catalog
…Cr (credit), NCr (no credit), Bg (badge), NBg (no badge), S (satisfactory), U (unsatisfactory), I (incomplete), IP (in progress), NGS (no grade submitted), CrE (credit by examination), and Au (audit). Passing grades include A, B, C, D, Cr, CrE, Bg and S. The grades F, NCr, NBg and U indicate that the quality of work was such that, to obtain credit, …
https://catalog.wichita.edu/graduate/academic-information/academic-definitions-grading-policy/grading-system/