章节大纲

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  • 项目:概率和统计

    For this project, we will use our knowledge of probability and statistics to analyze the data from the 100-meter freestyle swimming  for men and women since 1980.
    ::对于这个项目,我们将利用我们对概率和统计数字的了解,分析自1980年以来100米的自由型男女游泳数据。

    lesson content

    Here is the dataset for the men's world record progression , as of December 14, 2016:
    ::以下是截至2016年12月14日男性世界记录进展的数据集:

    Name Time Country Represented Date
    Cesar Cielo 46.91 Brazil 07/30/2009
    Eamon Sullivan 47.05 Australia 08/13/2008
    Alain Bernard 47.20 France 08/13/2008
    Eamon Sullivan 47.24 Australia 08/11/2008
    Alain Bernard 47.50 France 03/22/2008
    Alain Bernard 47.60 France 03/21/2008
    Pieter Van Den Hoogenband 47.84 Netherlands 09/19/2000
    Michael Klim 48.18 Australia 09/16/2000
    Alexander Popov 48.21 Russia 06/18/1994
    Matt Biondi 48.42 United States 08/10/1988
    Matt Biondi 48.74 United States 06/24/1986
    Matt Biondi 48.95 United States 08/06/1985
    Matt Biondi 49.24 United States 08/06/1985
    Rowdy Gaines 49.36 United States 04/03/1981

    Source : USA Swimming   Downloaded January 9, 2017.
    ::资料来源:美国游泳下载,2017年1月9日。

     

    Here is the data for the women's w orld record progression, as of December 14, 2016:
    ::以下是截至2016年12月14日妇女世界记录进展的数据:

    Name Time Country Date
    Cate Campbell 52.06 Australia 07/01/2016
    Britta Steffen 52.07 Germany 07/31/2009
    Britta Steffen 52.56 Germany 06/27/2009
    Britta Steffen 52.85 Germany 06/25/2009
    Libby Trickett 52.88 Australia 03/27/2008
    Britta Steffen 53.30 Germany 08/02/2006
    Libby Trickett 53.42 Australia 01/30/2006
    Jodie Henry 53.52 Australia 08/18/2004
    Libby Trickett 53.66 Australia 03/31/2004
    Inge De Bruijn 53.77 Netherlands 08/01/2000
    Inge De Bruijn 53.80 Netherlands 05/29/2000
    Jingyi Le 54.01 China 09/05/1994
    Jenny Thompson 54.48 United States 03/01/1992
    Kristin Otto 54.73 Germany 08/19/1986
    Barbara Krause 54.79 Germany 07/21/1980

    Source: USA Swimming   Downloaded January 9, 2016.
    ::资料来源:2016年1月9日美国游泳下载。

    Directions
    ::方向指示

    1. Calculate the five number summary for each of the time data sets.
      ::计算每个时间数据集的5个数字摘要。
    2. Create a box-and-whisker plot of the times for each sex. What do you notice about the plots?
      ::创建每个性别的时间的盒子和小费图。 您注意到什么有关这些图案的图案吗 ?
    3. Create two pie graphs depicting the countries represented (one for men and one for women).
      ::创建两个描述所代表国家(一个是男性,一个是女性)的馅饼图。
    4. Create a scatter plot with both sets of data on one set of axes, where time is the dependent variable and year is the independent variable.
      ::在一组轴上创建包含两组数据的散射图, 时间是依附变量, 年份是独立的变量 。
    5. Calculate regression lines for each dataset.
      ::计算每个数据集的回归线。
    6. Make a prediction about what year the two sexes will tie.
      ::预测一下男女的年比。
    7. Explain what you think will happen after that year.
      ::解释你认为那年之后会发生什么