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# Probability 1

Term | Definition |
---|---|

Simplify | To reduce a fraction to a simpler form by cancellation of common factors. |

Probability | The measurement of the likelihood that an event will occur: a fraction between 0 and 1. |

Probability Notation | The probability of an outcome written in symbols: P(outcome) or P(1). |

Event | A collection of outcomes in a probability experiment. |

Outcome | A possible result of a probability experiment. |

Complement | All possible outcomes of a probability experiment that are NOT outcomes of the event: A' |

Theoretical Probabilty | The ratio of the number of outcomes in which the event can occur to the total number of outcomes in the experiment. Written as a fraction. |

Experimental Probability | The ratio of the number of times an event occurs to the total number of trials or times the activity is performed. |