Skill 3 of 4 · Using Numbers and Graphs in Social StudiesClose

Correlation versus causation

Distinguish an association between events from evidence that one event directly caused another.

  • Correlation means two variables change together.
  • Causation requires evidence that a change in one variable produces a change in another.

Question 1 of 4

As factories expanded in a city, they hired thousands of workers. Many workers moved nearby, and the city's population increased rapidly.

Which relationship is most directly supported?

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