GOV.WALES uses cookies which are essential for the site to work. Non-essential cookies are also used to tailor and improve services. By continuing to use this site, you agree to our use of cookies.
Definition: Quartiles are the values that divide a list of numbers into quarters, e.g. The pilot model bands scores by ranking performance against each data item across Wales and splitting the ranks into quartiles – 1 (highest) – 4 (lowest).
Definition: Quartiles are the values that divide a list of numbers into quarters, e.g. The pilot model bands scores by ranking performance against each data item across Wales and splitting the ranks into quartiles – 1 (highest) – 4 (lowest).
