Solve the problem.
Suppose that the sample space is S = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} and that outcomes are equally likely. Compute the probability of the event E = {1, 2, 4, 5, 7, 9, 10}.
Suppose that the sample space is S = {1,2,3,4,5,6,7,8,9,10} and that outcomes are equally likely. Compute the probability of the event E = {2,10}.
A student must choose 1 of 4 mathematics electives, 1 of 5 science electives, and 1 of 9 programming electives. How many possible course selections are there?