Stem-and-leaf plots are used to show the rate at which certain values occur. This would be used if you are a teacher and you need to record test scores. af.htm
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To have a stem and leaf plot, you need a single set of data that is organized numerically. The data is organized numerically because it involves numbers and place values. Mrs. Ellwood’s brain
Grades for the 2nd Marking Period of Period 7 Honors Algebra 1 Students l 5 = 85% Key
Create a problem Collect data pertaining to the problem Make a big “t” Put the greatest place value digit on the left side of the “t” in numerical order Put the least place value digit on the right side of the “t” in numerical order
Shows specific data Organized, ordered data Dylan’s brain, Brett’s brain, and Patrick’s brain
Data can be overloaded on one line and looks awkward. Not informative for a small set of data histograms Patrick’s brain, Dylan’s brain, and Brett’s brain