One hundred draws are made at random with replacement from the box [0,0,0,0,1,1,1,1,1,1].
There are 69 1's drawn. The expected number of 1's is , the observed number is , and the SE is .

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