Numbers and statistical claims dominate today's news. Politics, budgets, crime analysis, medical issues, and sports reporting all demand numbers. Now in its third edition, News & Numbers focuses on how to evaluate statistical claims in science, health, medicine, and politics. It does so by helping readers answer three key questions about all scientific studies, polls, and other statistical claims: «What can I believe?» «What does it mean?» and «How can I explain it to others?» Updated...