Check out this article from FiveThirtyEight 📈
On March 26, challengers to North Carolina’s congressional map will argue before the Supreme Court that it is a partisan gerrymander — that is, the district boundaries were drawn to benefit one political party, the GOP, in a way that violates the Constitution.
The challengers are using a variety of quantitative tools to make their argument, including a metric called “partisan bias” that tries to evaluate how skewed a map is by looking at the number of seats a party would have won in a hypothetical election in which the vote was evenly split between Republicans and Democrats. Here’s an article that shows how that metric works.
One Way To Spot A Partisan Gerrymander
Will a metric called “partisan bias” convince the Supreme Court that the North Carolina congressional map is a partisan gerrymander?
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