Datafiles



  • CEO_Compensation_2018 Download .TXT file Open in Data Desk ?
  • Methods: Boxplots, Comparing Groups, Confidence Intervals for Means, Correlation, Normal model, Outliers, Re-expression, Scatterplot, Standard Deviation, 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


  • CEO_Compensation_2014 Download .TXT file Open in Data Desk ?
  • Methods: Boxplots, Summarizing Quantitative Data, Displaying Quantitative Data, Normal Probability Plots, Confidence Intervals for Means
  • Source: https://www.glassdoor.com/research/ceo-pay-ratio/
  • Number of Cases: 434
  • Excerpt: Beginning in 2017, public companies will be required to disclose the ratio of CEO pay to median worker pay. The Glassdoor Economic Research Blog has published the data for 2014. The data includes CEO identities, companies, CEO compensation, median worker compensation (compiled by Glassdoor), and the ratio of CEO to worker compensation.




  • Case-Shiller_by_city Download .TXT file Open in Data Desk ?
  • Methods: Displaying Quantitative Data, Summarizing Quantitative Data
  • Source: unknown
  • Number of Cases: 311
  • Excerpt: The S&P/Case-Shiller Home Price Indices track changes in the value of residential real estate nationally and in 20 metropolitan regions. (Some of these indices are actually traded on the Chicago Mercantile Exchange.) The data set Case-Shiller by City gives the monthly index values for each of the 20 cities tracked by the Case-Shiller index and […]




  • Cars Download .TXT file Open in Data Desk ?
  • Methods: Analysis of Variance, Correlation, Experiment Design, Re-expression, Regression
  • Source: Henderson and Velleman. (1981). "Building Regression ModelsInteractively". Biometrics 37, 400. Data originally collected from Consumer Reports.
  • Number of Cases: 38
  • Excerpt: Measurements on 38 1978-79 model automobiles. Gas mileage in miles per gallon as measured by Consumers’ Union on a test track. Other values as reported by automobile manufacturer. Used to illustrate regression model building and diagnosis. Be sure to check the residuals when predicting MPG.






  • Car_speeds_100 Download .TXT file Open in Data Desk ?
  • Methods: Normal Probability Plots, Normal model, Standard Deviation
  • Source: Website no longer activeCollected by John Beale, engineering student at Stanford
  • Number of Cases: 100
  • Excerpt: John Beale of Stanford, California, recorded the speeds of cars driving past his house, where the speed limit read 20 mph (He actually recorded every car for a two-month period. These are 100 representative readings.)


  • Car_speeds Download .TXT file Open in Data Desk ?
  • Methods: Boxplots, Comparing Groups, Outliers, Re-expression, Test for Difference between Two Groups
  • Source: Website no longer activeCollected by John Beale, engineering student at Stanford
  • Number of Cases: 500
  • Excerpt: