Image yitianqian@arizona.edu Phone 520-621-6892 Office MATH-502 Yitian Qian she, her, hers Graduate Assistant, Teaching Graduate Student, Statistics and Data Science Office Hours (Fall 2026):Tue02:30 PM - 03:30 PMThu02:30 PM - 03:30 PMFri01:30 PM - 02:30 PM
