http://www.yale.edu/ynhti/curriculum/units/2008/6/08.06.09.x.html
Stem and Leaf plots are a clever but simple way of tallying and displaying large volumes of numbers so as to convey to the viewer the actual value of each point of data visually. The numbers are arranged in different rows based on their value, with a verticle line separating the varying numbers. The plot below shows heart rate elevation of students based on jumping jacks performed.
No comments:
Post a Comment