Humboldt International University requires: Doctoral: Master degree, domestic or international, for admissions to the Doctoral degree program. GPA minimum of 3.0 (B). Masters: Bachelors degree, domestic or international. Bachelors: High school diploma, domestic or international, the equivalent General Education Diploma (GED) or an associate’s degree. Associates: High school diploma, domestic or international, or the equivalent General Education Diploma (GED).