Our second challenge for data visualization involved creating a chart …to track the performance of 100 fictional stocks, on both market value and volatility. …The goal was to create a chart so that when stocks went into a critical …quadrant, that is where they were high on market value and high on volatility. …Their data points would get highlighted. In addition, there would be a counter …that would actually say and text how many data points there were in that critical quadrant. …Now there's a lot of room for creativity and different solutions in this one.…
Let me show you my solution. I've created a simple square drawing that …has lines bisecting each dimension. And I've randomly placed one hundred dots. …And so, about 25% of them start in the upper right quadrant. …I also have them randomly incrementing once per second. …And I've set up the increment, incidentally, so that everything is …gradually moving to the upper right corner. …So you'll see the numbers increasing. And at the top I have some (UNKNOWN) that …
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Video: Chapter 6 solution: Drawing with data I