In a study group for a statistics course,3 students had previously taken a similar course and 7 students weretaking the course for the first time.The professor wanted an honest assessment about the level of difficulty of the course and randomly picked 3 students (without replacement) to do an evaluation survey.

(i) What are all the possiblewaysshe could pick 3 students

(ii) Of all possible pairs of students she could pick, whatproportionwould contain no more than one student who has taken the course previously (please compute actual value):