Activity Description Build line plots of data using your mouse. View how the mean, median, and mode change as entries are added to the plot. Parameters: Range for observations.

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Plop It!

Place in mathematics curriculum:

This activity can be used to:

• introduce and reinforce the concepts of mean, median, and mode

This activity allows the user to experiment with mean, median, and mode by using a bar graph. This activity would work well in groups of two or three for about twenty-five to thirty minutes if you use the exploration questions and five to ten minutes otherwise.

Preparations for this activity:

• answer the question "How is there three ways to measure the center? Is one way better than the other?
• discuss mean, median, and mode