Visual explainer for hierarchical modeling

Hierarchical models, or multilevel models, are used to represent data that might vary on, you guessed, different levels. Michael Freeman, from the University of Washington Information School, provides an introduction to the method using a scrolling format. The transitions give a good sense of how the model can change, depending on your approach.

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Divorce and Occupation

Some jobs tend towards higher divorce rates. Some towards lower. Salary also probably plays a role.

Unemployment in America, Mapped Over Time

Watch the regional changes across the country from 1990 to 2016.

Marrying Age

People get married at various ages, but there are definite trends that vary across demographic groups. What do these trends look like?

Famous Movie Quotes as Charts

In celebration of their 100-year anniversary, the American Film Institute …