Khan/khan-exercises — Issue #10312: Creating box and whisker plots - Q1 and Q3
Author: KhanBugz
Created: 2012-01-04 17:52:19+00:00
State: open
Labels: firefox, win7, wrong-or-unclear

Reporter: rob_crossgrove@elanco.org

When the median is a single number, it is not used in calculating the first and third quartiles. Therefore the first quartile should be the single number 4 and the third quartile 9. There are not 2 numbers halfway.

[creating_box_and_whisker_plots.html?seed=51&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/creating_box_and_whisker_plots.html?seed=51&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/creating_box_and_whisker_plots.html?seed=51&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B1%2C4%2C8%2C9%2C14%5D%22%2C63%5D%2C%5B%22hint-activity%22%2C%220%22%2C65%5D%2C%5B%22hint-activity%22%2C%220%22%2C73%5D%2C%5B%22hint-activity%22%2C%220%22%2C76%5D%2C%5B%22hint-activity%22%2C%220%22%2C78%5D%2C%5B%22hint-activity%22%2C%220%22%2C79%5D%2C%5B%22hint-activity%22%2C%220%22%2C101%5D%5D)

[[1,4,8,9,14]]

Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2) Gecko/20100115 Firefox/3.6

MathJax is loaded, ready, queue length: 0