GRE Problem Solving Question 554

Home > GRE Test > GRE Problem Solving Questions

Next steps

Source: Magoosh

If the mean of list A is 6.8 and the standard deviation is 3.6, then how many elements of list A are within 1 unit of standard deviation of the mean?v

A = {2, 9, 2, 6, 9, 10, 7, 4, 5, 14}

  • A 3
  • B 4
  • C 5
  • D 6
  • E 7

Show Answer

Previous       Next