Duke University Chapel, Durham, North Carolina, USA [Photo: VCG]
The university's Chronicle student newspaper was first to report Neely was stepping down.
Klotman also apologized to students in the program in the letter , saying there was no restriction on using foreign languages in conversations with one another. She also said the university's Office of Institutional Equity would conduct a review of the biostatistics master's program.
Neely, who remains an assistant professor, didn't immediately respond to an email seeking comment Sunday.