Friday, July 15, 2011

Stem and Leaf Plot

http://hci.stanford.edu/jheer/files/zoo/
The stem and leaf plot is a good way for an individual to accurately locate the mean or the average of a set of numbers. After the set of numbers have been entered in the plot, from there it is simple to find the average. The way in which a stem and leaf plot is designed, it will place the first digit of a set of numbers to the left, or outside of the plot. Then the figures are placed in individual rows according to the order of their second digit, and so on. The stem and leaf plot which is shown above is used to represent the distribution of completion rates of workers completing crowdsourced tasks on Amazon's Mechanical Turk.

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