Stats Question ? [Prev. Q.] [Next Q.] [Prev. Chap.] [Next Chap.] [goto]

In a box there are 9 tickets with numbers on them;the numbers are 1,2,3,4,5,6,7,8,9. Another ticket is add and the average of the box becomes 6, what number is on the ticket that was added? 15 5 10 3 12

You may use the calculator above and this area as scratch paper. To see the solution just click on the button.

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