STEM                        LEAF
                            Stem and Leaf

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Using the stem and leaf plot, indicate the number of years you have been teaching .

What are the mean, median, mode, and range of the data?

What is the shape of your data set.  Are there extreme lows or highs?  If so, how do these effect your measures of central tendency?

Analyze the data to make data based statements.

Brainstorm in your group to find a topic question for your students to analyze.










Part 2

Turn the stem and leaf on its side so that the stem becomes the X axis.

Now look at the bar graph that is created and work with it to make some accurate mathematical statements about the data.  Include terms such as median, mode, range.


How do stem and leaf tables relate to bar graphs?
0-9       10-19  20-29   30-39   40-49   50-