explain box-and-whiskers plots and how to do them?

Question

explain how to do a box and whiskers plot for the following numbers.
25,30,27,35,19,23,25,22,40,34,20.
explain how to get the lower and upper quartile and the median

Answer 1

Try this website:

http://www.math.uncc.edu/~droyster/courses/spring00/maed3103/Box_Plots.htm