The worst 10 percent of locations in Boston accounted for approximately what percent of calls-for-service?

Question

Quizplus · Accepted Answer

The worst 10 percent of locations in Boston accounted for approximately 50 percent of calls-for-service, illustrating a principle known as the Pareto principle or the 80/20 rule, where a small percentage of causes is responsible for a large percentage of effects, though in this case, the distribution is even more skewed.

The Worst 10 Percent of Locations in Boston Accounted for Approximately