how do you find the quartile Q3 of the list of 24 sorted values: 30,33,35,38,40,46,46,47,47,49,50,51,53,53,54,56,60,65,73,74,77,78. what is the formuala and how do you work it?
2 answers
If they are in order of value lowest to highest, the value at the 75th percentile is Q3, the 18th score.
Find the list quartile of 11 22 14 48 46 54 62 72