Two lottery balls are drawn at random without replacemnt from a hopper:
There are 5 balls numbered 1,2,3,4,5.
What is the chance that the first ball drawn is 3?

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