BFI |
---|

16 |

17 |

18 |

25 |

26 |

26 |

28 |

28 |

31 |

33 |

35 |

36 |

36 |

40 |

41 |

The data is body fat percentages for female students.

- ____________________ What is the level of measurement?
- n= __________ Calculate the sample size n.
- Q0 = __________ Calculate the minimum (zeroth quartile).
- Q1 = __________ Calculate the first quartile.
- Q2 = __________ Calculate the median (second quartile).
- Q3 = __________ Calculate the third quartile.
- Q4 = __________ Calculate the maximum (fourth quartile).
- IQR = __________ Calculate the Inter-Quartile Range.
- Make a sketch of the box plot for this time data.
- x = __________ Calculate the sample mean x.
- mode = __________ Calculate the mode.
- sx = __________ Calculate the sample standard deviation sx.
- CV = __________ Calculate the sample coefficient of variation CV.
- z = __________ Calculate the z-score for a BFI of 16.
- z = __________ Calculate the z-score for a BFI of 41.
- range = __________ Calculate the range.
- width = __________ If the time data is divided into
**five**classes, what is the width of a single class? -
Determine the frequency and calculate the relative frequency for the data.
Record your results in the table provided.

Class upper limits Frequency F Rel. Freq. **Sums:** -
Sketch a
**frequency**histogram for the data, labeling your horizontal axis and vertical axis as appropriate. - What is the shape of the histogram?

Shoes |
---|

The table on the right has images of running shoes. The shoes in the table on the right can be seen in larger images above.

- For the images in the table:
- __________ What is the level of measurement?
- __________ What is the sample size n?
- __________ What is the most appropriate statistic to use as a measure of the middle?
- What is the value of that most appropriate measure of the middle?