Each dot in the two displays below represents a U.S. president. In the display at left, hovering your mouse over a point will reveal the name of the president. To change the information being displayed, click on an attribute name, e.g. YearsServed, and Choose a new attribute from the submenu under US Presidents.
- Click on any of the attribute names to bring up a menu with which you can change the displayed attribute.
- Hover your mouse over a point in the left graph. Notice that it shows the name of the president.
- Click on a point. Notice that it selects in both graphs. (Use this to determine the name of a president in the right graph.)
- Click in white space in the plot area to deselect all points.
- Click on a legend element to select all points of that color.
- Choose a numeric attribute for the legend.
Note: You can return to the original configuration at any time by refreshing the browser window.
- Which president was oldest when he took office? Which president had the most children? Invent (and answer) other questions like these?
- Make a plot with BirthState on the vertical axis and YearElected on the horizontal axis. List several observations you can make from this plot. What do you think might be surprising, at least to some people, about the information in this plot?
- In the left graph, change the vertical attribute to Religion. Come up with at least two observations from this plot that you find interesting, and explain why you find them interesting.
- Explore the data until you find a plot that is particularly interesting to you. Describe what it is you find interesting.