Typically used to show trends over time, the slope of the line between two points shows patterns of change.
Many charts don't tell the truth. This is a simple guide to spotting them.
A couple of years back The New York Times asked readers to draw…
On average, we use less energy as we age, and so we should eat less. We don’t always adjust soon enough though.
Show connections and changes over time with start and end points.
Stephen Curry made 402 three-pointers this regular season, which is ridiculous. Gregor Aisch…
We know when people usually get married. We know who never marries. Finally, it's time to look at the other side: divorce and remarriage.
People get married at various ages, but there are definite trends that vary across demographic groups. What do these trends look like?
The individual data points of life are much less predictable than the average. Here's a simulation that shows you how much time is left on the clock.
Learn to draw lines wherever and however you want, and you've got yourself some flexibility.
When you plot a lot of data at once, points and lines can obscure others and hide patterns. Transparency can help reveal what is really there.
Time series charts can easily turn to spaghetti when you have multiple categories. By highlighting the ones of interest, you can direct focus and allow comparisons.
There are good reasons to cancel cable, but there were a few channels and programs that kept me on. When you look at it in dollars though, it's hard to justify the value for the cost.
Shan Carter, Amanda Cox, and Kevin Quealy of The New York Times explore…