In recent years new Bayesian approaches have been developed for the estimation of parameters in multinomial models and contingency tables. The standard methods involving conjugate prior distributions ...

Suggested here is a simple graphical method for studying the goodness of fit in Cox's regression model for survival data. The method is easy to use, as it does not require the estimation of ...

This method could help explore what happened before the Big Bang, test theories of cosmic inflation, investigate multiverse collisions, and even model cyclic universes that endlessly bounce ...

A problem with epidemiological studies of football injuries is the inconsistent manner in which injury is defined and data are collected. Projects have been initiated to study the incidence and causes ...

Discover what black box models are, their applications in finance and investing, and examples of how they drive decision-making without revealing internal processes.