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Lab 6: Create a bar chart.
Note: Before doing this lab assignment, you should have read the
introduction and page 61 thru 68 and 86 thru 91 of JPDA.
Also check out:
Chart tip
#4: Bar Chart Tips
To do:
Download these data
and create a chart that looks like one of these:
Standards for bar charts:
- Data should be sorted on the most significant variable (not
alphabetically)
- Maximize the ratio of data-to-ink (avoid 3-D effects and extraneous
elements).
- Precise labeling and definition of values.
- Multivariate displays of data are best (see the poverty chart, above)
Features of these charts:
- they are only about 3.5 inches wide
- no lines or borders for the chart, plot area, vertical axis
- legend is horizontal, inside chart
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