A study at a college in the west coast reveals that, historically, 45% of their students are minority students. If a random sample of size 75 is selected, the probability is ____ that between 30% and 50% of the students in the sample will be minority students. a. 1.0.1966 b. 2. 0.8034 c. 3. 0.2966 d. 4. 0.7034