Listed Data

• How do you find the position of the LQ in listed data?

  n / 4
• How do you find the position of the median in listed data?


  n / 2
• How do you find the position of the UQ in listed data?

  3/4 x n
• When finding the quartiles or median in LISTED data, if the position is a decimal what do we do?

  Always round up
• When finding the quartiles or median in LISTED data, if the position is a whole number what do we do?

  We take the midpoint of the value and one position above