SET FUNCTIONS DEFINED ON THE SET OF STUDENTS IN A CLASSROOM

The following table shows a list of attributes associated with 15 students in attendance on a particular day in a 600 level course o?ered at the University of Delaware. Let set A be the subset of female students and B, the subset of male students. Obtain the real number assigned by the following set functions:

1. N (A), the total number of female students in class;

2. N (Ω), the total number of students in class;

3. M (B), the sum total amount of money carried by the male stu- dents;

4. H¯ (A), the average height (in inches) of female students;

5. Y +(B), the maximum age, in years, of male students