Line Chart
Typically used to show trends over time, the slope of the line between two points shows patterns of change.
Inflation in the context of age generations
When you compare the price of things today against prices one year ago,…
Partisan gap in Covid death counts
David Leonhardt for The New York Times looked at the partisan gap for…
Rising prices of everything
Using Consumer Price Index, Alyssa Fowers and Rachel Siegel for The Washington Post…
Rate of change in Covid-19 cases
We’re all familiar with the Covid-19 line charts that show cases over time,…
Falling spin rates in baseball after rule enforcement
NYT’s The Upshot analyzed spin rate on pitches before and after enforcing a…
Divorce Rates and Income
Divorce rates are tied to job security, age, and occupation, so it should make sense that we see a pattern when we plot divorce rates against income.
How your state might lose or gain representation with Census count
Harry Stevens, Tara Bahrampour and Ted Mellnik for The Washington Post look at…
Tooth Fairy Exchange Rate
Calculating how much money a kid gets after exchanging all twenty baby teeth.
Improving vaccine distribution in all states
Lauren Leatherby and Amy Schoenfeld Walker reporting for The New York Times:
“Every…
How to Make Small Multiples in Excel
Also known as trellis charts, lattice chart, or whatever you want to call them, the technique lets you compare several categories in one view.
Spike past 100k Covid-19 cases in a day
Meanwhile… based on estimates from The COVID Tracking Project, the United States had…
Political search interest in 2020
In Waves of Interest, a collaboration between the Google News Initiative and Truth…
Visual tour through the technology hype cycle
The Gartner hype cycle is a graphical representation of where certain technologies are…
Covid-19, the third leading cause of death
For Scientific American, Youyou Zhou made a line chart that shows cause of…
How to Untangle a Spaghetti Line Chart (with R Examples)
Put multiple time series lines on the same plot, and you quickly end up with a mess. Here are practical ways to clean it up.
Redefining Old Age
What is old? When it comes to subjects like health care and retirement, we often think of old in fixed terms. But as people live longer, it's worth changing the definition.
Visits to businesses compared year-over-year in each state
Businesses are still seeing visits mostly down compared to last year, which shouldn’t…
Analyzing the topics of cable TV news
From the Computer Graphics Lab at Stanford University, the results from an analysis…
Vote-by-mail volume compared against years past
The volume of mail-in ballots will likely be higher than usual this year,…
