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If a sample contains the numbers : 6.2; 8.5; 3.1; 7.6; 5.0; X and the average of the six numbers is 5.5, then what is the last number (X) in the sample?
  • 3.6
  • 8.7
  • 1.0
  • 3.2
  • 2.6
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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