Experiments and Events

• A well-defined procedure resulting in an outcome, e.g., rolling a die, tossing a coin, dealing cards.
• experiment An experiment with the following characteristics:
  1. The set of all possible outcomes is known before the experiment.
  2. The outcome of the experiment is not known beforehand.
• Space The set of all possible outcomes of the experiment. We use S to denote the sample space.
• Any subset of the sample space.