Following up on the histograms showing the age distributions of the US population over time that we discussed in class, here is a related set of histograms that were featured in the NYT Business section a couple months ago, as part of an article titled “Younger Turn for a Graying Nation“:
That was an installment of a weekly column in the NYT Business section titled “Off the Charts,” which discusses a graph and the underlying data every Saturday.
We discussed frequency distributions and histograms last week, and they will be central concepts in the course. Here is the example I showed in class from the New York Times’ website, which shows the age distributions of the US population over time, as well as a similar link from the Washington Post:
What do you notice about how the distributions evolve over time? Click thru to either the CalculatedRisk blog post on which this animation first appeared or to the WashingtonPost link to read some discussion.
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