Datafiles

  • Download .TXT file Open in Data Desk ?
  • Methods: Boxplots, Comparing Groups, Outliers, Re-expression, Summarizing Quantitative Data
  • Source: https://aflcio.org/paywatch/company-pay-ratios
  • Number of Cases: 480
  • Excerpt: Beginning in 2017, public companies have been required to disclose the ratio of CEO pay to median worker pay. This is the 2018/9 data from the AFL/CIO for S&P 500


  • A-RodDownload .TXT file Open in Data Desk ?
  • Methods: Center, Data Display, Display Quantitative Variable, Shape, Spread, Summaries
  • Source: http://www.baseball-reference.com/players/r/rodrial01.shtml
  • Number of Cases: 23
  • Excerpt: Alex Rodriguez (known to fans as A-Rod)was the youngest player ever to hit 500 home runs. The file holds the number of home runs hit by A-Rod during the 1994–2016 seasons. Describe the distribution, mentioning its shape and any unusual features.




  • AccidentsDownload .TXT file Open in Data Desk ?
  • Methods: Data Display, Summaries
  • Source: Progressive Insurance Newsletter out of print
  • Number of Cases: 6
  • Excerpt: Progressive Insurance asked customers who hadbeen involved in auto accidents how far they were from home when the accident happened.




  • Acid_rainDownload .TXT file Open in Data Desk ?
  • Methods: Center, Data Display, Display Quantitative Variable, Shape, Spread, Summaries
  • Source: Reference: (J.O.Froliger and R. Kane, "Precipitation: Its Acidic Nature," Science 189 (8 August 1975): 455-457).
  • Number of Cases: 26
  • Excerpt: Froliger and Kane measured the pH (a scale on which a value of 7 is neutral and values below 7 are acidic) of water collected from precipitation events in Allegheny County, Pennsylvania between December 20, 1973 and May 23, 1974. Display the distribution of these values and describe with words and numbers what you see. […]


  • Activating_baking_yeastDownload .TXT file Open in Data Desk ?
  • Methods: Analysis of Variance
  • Source: student project
  • Number of Cases: 16
  • Excerpt: To shorten the time it takes him tomake his favorite pizza, a student designed an experiment to test the effect of sugar and milk on the activation times for baking yeast. Specifically, he tested four different recipes and measured how many seconds it took for the same amount of dough to rise to the top […]


  • AdoptionsDownload .TXT file Open in Data Desk ?
  • Methods: Center, Data Display, Display Quantitative Variable, Shape, Spread, Summaries
  • Source: www.census.gov
  • Number of Cases: 51
  • Excerpt: The United States Census Bureau keeps track of the number of adoptions in each State (and Washington D.C.). The data includes the population of each state as well. How should adoptions be summarized and displayed?




  • Age_and_party_2016Download .TXT file Open in Data Desk ?
  • Methods:
  • Source: http://www.people-press.org/2016/09/13/1-the-changing-composition-of-the-political-parties/
  • Number of Cases: 4
  • Excerpt: The Pew Research Center conducted a representative telephone survey in October of 2016. Among the reported results was the following table concerning the preferred political party affiliation of respondents and their ages for white voters. Is there evidence of age-based differences in party affiliation in the United States for white voters?


  • Age_and_party_2020Download .TXT file Open in Data Desk ?
  • Methods: Inference
  • Source: Pew Research Center, January 2020, “Most Americans Say There Is Too Much Economic Inequality in the U.S., but Fewer Than Half Call It a Top Priority”
  • Number of Cases: 4
  • Excerpt: The Pew Research Center conducted a representative telephone survey in 2018-2019. Among the reported results was the following table concerning the preferred political party affiliation of respondents and their ages. Is there evidence of age-based differences in party affiliation in the United States for all voters?


  • AIG_dailyDownload .TXT file Open in Data Desk ?
  • Methods: Displaying Quantitative Data, Summarizing Quantitative Data
  • Source: unknown
  • Number of Cases: 2810
  • Excerpt: The American International Group (AIG) was once the 18th largest corporation in the world. By early 2007 AIG had assets of $1 trillion, $110 billion in revenues, 74 million customers and 116,000 employees in 130 countries and jurisdictions. Yet just 18 months later, AIG found itself on the brink of failure and in need of emergency […]