Definition | Term |

Making values comparable to variables of different units | |

A family of models for unimodal and symetric distributions | |

A numerically valued attribute of a model | |

A value showing how many standard deviations a value is from the mean | |

The percent of values that fall within one standard deviation of the mean | |

In a box plot, any point more than 1.5 IQR's from either end of the box | |

The difference between the first and third quartile | |

A value that tells how far off a model's prediction is at a specific point | |

A sample that consists of the entire population | |

An observational study where the past conditions of subjects are studied | |

When groups of experimental units are similar they are ____ together | |

If A and B are disjoint events, then the probability of A or B is the same as the probability of A plus the probability of B | |

When the outcomes of A and B have no effect on each other | |

Theoretical long-run average value | |

There are two possible outcomes and the probability of success is constant | |

The collection of all possible outcome values | |

When an observed difference is too large for us to believe that it is likely to have occured naturally | |

A variable other than x and y that simultaneously affects both variables, accounting for the correlation | |

The correlation between x and y | |

sqrt(variance) | |