sation:**] Learn about causal relationships: If we change X, how will Y change?
3. .hi-purple[**Prediction:**] Be able to guess the value of one variable from other information.

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Here are a few quick examples of a research question in each category:

1. .hi-turquoise[**Descriptive:**] Is wealth inequality increasing faster in the U.S. than in Europe?
2. .hi[**Causal:**] Does Medicaid coverage reduce the risk of bankruptcy?
3. .hi-purple[**Predictive:**] Can nighttime satellite imagery be used as a real-