When estimating a treatment effect from observational data, researchers encounter bias regardless of estimation methods. In this paper, we focus on a particular method of estimation called Balance ...

verybody has a favorite color and season—preferences that seem innate, always defying reason. Auditors are no different when it comes to haphazard sampling, a process in which—ideally—they choose ...

Participant selection bias in women's health studies may mask earlier onset menopause for Black and Hispanic women, according to new research led by the University of Michigan. Researchers say that ...