At least one boy
A two-child family is selected uniformly, then filtered to keep only families with at least one boy.
What is the probability both children are boys?
Released 2026-09-25
THE DAILY PROBABILITY PUZZLESeptember 25, 2026 · ET
A two-child family is selected uniformly, then filtered to keep only families with at least one boy.
What is the probability both children are boys?