for years about the respective quality of their programs. In an attempt to resolve the dispute, you have gathered data about the graduate school experience of random samples of both groups of majors. One of the measures used was the proportion of students who completed their graduate program. As measured by these data only, is there a significant difference in program quality?- a. Proportion completing the program: Sample 1 (Sociology) Ps1=0.75 N1 =60 Sample 2 (Psychology) Ps1-0.70 N1-60