comparison

7 posts
Case rates adjusted for the unvaccinated

Covid-19 cases in the United States were down, but they’re moving up again, mostly among the unvaccinated. Dan Keating and Leslie Shapiro for The Washington Post break down the comparisons by state. A difference chart for each state shows the overall rate compared against an adjusted rate for the unvaccinated population. As you might expect, the rate for the latter is always higher. There are three more points of reference....

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✚ Relative Comparison – The Process 136

Welcome to issue #136 of The Process, the newsletter for FlowingData members where I talk about charting better. I’m Nathan Yau, and this week I’m thinking about comparisons. In analysis and visualization, you’re often tasked with the “compared to what” question. How is this year different from last year? How does this offering compare against that other offering? Is that group better than the other group? Become a member for...

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Facebook feed comparison between groups

As part of their Citizen Browser project to inspect Facebook, The Markup shows a side-by-side comparison between Facebook feeds for different groups, based on the feeds of 1,000 paid participants. There are pretty big differences for news sources and group suggestions, but the news stories don’t seem as big as you might think with a median 3 percentage points difference between groups. Although, the distribution shows a wider spread. Tags:...

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Poor comparison between two bar charts

A chart from Business Insider makes a poor attempt to compare the death rates, by age, for the common flu against Covid-19: The age groups on the horizontal axes are different, so you can’t make a fair side-by-side comparison. For example, the flu chart has a 50-64 age group. The Covid-19 chart has a 50-59 group and a 60-69 group. Ann Coulter’s interpretation of the chart might be worse than...

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✚ Making Comparisons Easier When Presenting Data (The Process #40)

Visualization is all about making comparisons. If you have nothing to compare to, then the chart fails. In this issue I describe some of the ways you can make your charts more comparable. Read More

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Visualizing Differences

Focus on finding or displaying contrasting points, and some visual methods are more helpful than others. A guide. Read More

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Useless Points of Comparison

Make sure you don't end up in an apples and oranges situation where the comparisons don't even make sense. Read More

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