The most common visualizations on COVID-19 dashboards are bar charts, cartographs, heat maps, and line charts. Learn how to make use of these data visualizations.
- [Instructor] So dashboards also include visualizations. … And visualizations can be complex because of the technology … that now allows us to create more levels of detail … within one visual. … The simplest visualizations are line charts and bar charts. … As we can see with line charts, it's showing us over time … the number of cases. … With a bar chart, you can see that there's … the same representation but with bars. … Heatmaps are more complex. … It shows us not only the representation of the number, … but also the density based on a color scale. … It allows us to compare across categories … or regions using color. … A cartograph shows us the relationship between a value … and a geographic location. … And this allows us to compare data … across geographic regions. … Of course, this will also require having geo-coded data. … And the level of specificity is only as good … as the data that we have. … And so if we do not have a certain level of information, … we can't drill down deeper. …
This course was created by Madecraft. We are pleased to host this content in our library.
- What is a dashboard?
- Identifying the underlying data
- Interpreting key metrics
- Navigating the John Hopkins COVID-19 dashboard
- Evaluating the IHME dashboard
- Assessing the risks and limitations of using the dashboard