Study this site.
http://www.mathsisfun.com/data/quartiles.html
Calculate the first, second, and third quartiles:
20,26,28,25,31,14,23,15,12,26,29,24,31,19,31,17,15,17,20,31,32,16,21,22,28
1 answer
20,26,28,25,31,14,23,15,12,26,29,24,31,19,31,17,15,17,20,31,32,16,21,22,28
1 answer