Rainbow bouncers
bounce/cm |

64 |

80 |

60 |

66 |

79 |

61 |

65 |

78 |

60.5 |

67.5 |

81 |

62 |

67 |

79 |

61.5 |

63 |

80 |

62 |

65.5 |

81 |

63 |

67 |

76 |

63 |

66 |

80.5 |

61 |

67 |

80 |

62 |

69 |

80.2 |

### MS 150 Statistics quiz two • Name:

Three different Imperial^{®} plastics Rainbow Glitz™ Extreme Bouncers were tested for bounciness. The balls were dropped from a height of one meter. The height of each first bounce for each drop in centimeters is recorded in the table on the right. This data can be copied and pasted from the online copy of this test.

Nota bene: Values equal to the bin upper limit go into that bin. That is, the bin upper limit includes data "up to and including the bin upper limit."

- __________ What is the level of measurement?
- __________ Find the minimum.
- __________ Find the maximum.
- __________ Find the range.
- __________ If this data is divided into
**five** bins, what is the width of a single bin?
- Determine the frequency and calculate the relative frequency using five bins. Record your results in the table provided.
Ball bounce bin upper limits | Frequency F | Relative Frequency |

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**Sums:** | | |

- Sketch a
**frequency** histogram of the data, labeling your horizontal axis and vertical axis as appropriate. Use the back of this sheet if necessary.
- __________ What is the shape of the histogram?

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