In a box there are five different cards in the box with the numbers
10, 12, 13, 11, 10. What is the expected value for the sum of three draws
made at random with replacement from the box.

Carlos Rodriguez <carlos@math.albany.edu>
This problem was contributed by a student in Elementary Statistics. It is offered as it is with no warranty of any kind
Last modified: Wed May 13 12:29:11 EDT 1998