Whats a box plot? like Q1, Q2 and Q3 in math HELP!!?

Question

i have finals in math today but i dont understand what Q1, Q2 and Q3 is.....can you help me?

Answer 1

Here's a website which seems to do a pretty good job:

http://www.purplemath.com/modules/boxwhisk.htm

To find more, just google: box plot Q1 Q2 Q3