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Percentile

The pth percentile of a set of data is the number such that p% of the data is less than that number. For example, a student whose SAT score is in the 78th percentile has scored higher than 78% of the students taking the test.

Note: The median is the 50th percentile.

 

 

See also

Quartiles, quintiles, deciles

 


  this page updated 27-aug-12
Mathwords: Terms and Formulas from Algebra I to Calculus
written, illustrated, and webmastered by Bruce Simmons
NCTM Web Bytes December 2004 Web Bytes March 2005 Web Bytes