Barrier methods of birth control physically block sperm from reaching the uterus during sexual activity. There are many types to choose from. Weigh up the pros and cons of each before deciding ...

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 ...

The Bayesian method is the natural approach to inference, yet it is hidden from readers behind chapters of slow, mathematical analysis. The typical text on Bayesian inference involves two to three ...