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There are two boxes labeled Y and Q. The AVE of box Y is 44 with an SD of 10. The AVE of box Q is 34 with an SD of 15. If 100 draws are made from box Y and 25 draws are made from box Q what is the value of z?
  • 4.35
  • 3.16
  • 2.86
  • 1.65
  • 5.69
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    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