An Oklahoma death row inmate set to be executed this week says he knows he committed a "horrible crime" when he killed his ex-girlfriend and her infant daughter, but that he doesn't deserve to die.

Danny Parrish wanted to be a dad. The 29-year-old Army sergeant and his wife Mirtha were trying to get pregnant before he was to leave for Operation Desert Storm in 1991. The couple thought they had a ...

Statistical methods are mathematical formulas, models, and techniques that are used in statistical analysis of raw research data. The application of statistical methods extracts information from ...