A bad definition of statistical significance from the U.S. Department of Health and Human Services, Effective Health Care Program - Statistical Modeling, Causal Inference, and Social Science Statistical Modeling, Causal Inference, and Social Science

http://andrewgelman.com/2015/07/21/a-bad-definition-of-statistical-significance-from-the-u-s-department-of-health-and-human-services-effective-health-care-program/