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# Guenin 6 math 2.1-2.

### 6th grade math chapter 2 vocabulary

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

average | the sum of two or more quantities (numbers) divided by the number of quantities |

bar graph | a graph used to compare categories of data |

frequency | the number of times a number occurs |

graph | a visual way to display data |

horizontaal axis | the axis on which the categories or values are shown in a bar or line graph |

integrers | positive numbers, their opposites and zero |

key | a key explains the information on a graph |

line graph | is a graph that shows how a set of data changes over a period of time. |

line plot | a diagram that shows the frequency of data on a number line. |

mean | or average number- a set of data is the sum of the data divided by the number of pieces of data |

measure of central tendency | numbers that are used to describe the center of a set of data |

median | the middle number in a set of data when the data are arranged in numerical order. |

mode | the number(s) or item(s) that appear most often in a set of data |

negative numbers | a number that is less than 0. |

opposites | numbers that are the same distance from zero in opposite directions. |

outlier | a value that is much higher or much lower than the other values in a a set of data |

positive number | a number that is greater than 0. |

range | the difference between the greatest and least number in a set of data. |

stem-and-leaf plot | a graph that organizes data from least to greatest and place value. |

vertical axis | on a graph is shows the axis on which the scale and intervals are shown |

interval | On a scale or graph the parts are separated in equal parts |

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Guenin