Bayes' theorem, also called Bayes' rule or Bayesian theorem, is a mathematical formula used to determine the conditional probability of events. The theorem uses the power of statistics and probability ...

The concept behind digitizing sound. Working at Bell Labs, Harry Nyquist discovered that it was not necessary to capture the entire analog waveform, and samples of the wave could be taken at various ...

The choice of the optimal portfolio (the market portfolio) is made by all investors and is separate from the risk/return choice which is determined by the extent to which the invester lends or borrows ...