motivated by e-mail from Jay
When talking about the price movements of a couple of stocks, I usually provide a chart -- like so:
>Usually? Always! I always thought that was overkill and ...
If I just wanted to illustrate the relative motion over the past year
I could just show the DOW and Oil like so:
>Cute! Did you think of that?
Uh ... no. It's the brainchild of Edward Tufte and he calls them sparklines.
>But you wrote software to generate that cute chart, right?
Ummm -- I just reduced an Excel chart (Figure 1) to a teenie weenie chart.
But Mark Pursey has a neato sparkline builder.
And Yahoo does sparkline:
Then (of course!) google has a chart generator.