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# Data and Graphing 3

### Vocabulary for all of Chapter 2

Question | Answer |
---|---|

the general direction of data in a line graph | Trend |

the graph that is best to show a change in data over time | Line Graph |

the difference between values or numbers on a scale; skip counting | Interval |

a piece of data that is far away from the rest of the data | Outlier |

a method to organize how many times each piece of data occurs | Frequency Table |

the set of all possible values of a given measurement, including the least and greatest numbers in the set | Scale |

the horizontal or vertical line that forms the border of the graph | Axis |

Information | Data |

collecting, organizing, analyzing, and presenting data | Statistics |

comparing data to find meaning | Analysis |

the graph that is best to show the frequency of different sources of data | Bar Graph |

The display that is good for showing the spread of data | Line plot |

Usually represents the ones digit in the stem-and-leaf plot | The Leaf |

Usually represents the tens digit in the stem-and-leaf plot | The Stem |

The display that is good for showing a large set of data | Stem-and-leaf plot |

the middle of a set of data found by taking the sum of a set of data and dividing it by the number of pieces of data | Mean |

the middle number of a set of data when the data are arranged in order from least to greatest | Median |

the number(s) that appear most often | Mode |

the common term for measures of central tendency; also used for the mean | Average |

tells how spread out the data is by finding the difference between the minimum and maximum values in the set | Range |

When one number is used to represent a set of numbers | Measure of Central Tendency |

the set of positive whole numbers, their opposites and zero | Integer |

numbers whose value are greater than zero | Positive Numbers |

numbers whose values are less than zero | Negative Numbers |

numbers that are the same distance from zero on a number line | Opposites |

Created by:
gdustin