Datafiles

  • Drug_abuse Download .TXT file Open in Data Desk ?
  • Methods: Correlation, R-squared, Re-expression, Regression, Residuals, Scatterplot
  • Source: unknown
  • Number of Cases: 11
  • Excerpt: A survey was conducted in the United States and 10 countries of Western Europe to determine the percentage of teenagers who had used marijuana and other drugs. The data give percentages of drug use by country.


  • Drug_use_2013 Download .TXT file Open in Data Desk ?
  • Methods: Multiple Regression Inference, Regression, Regression Inference
  • Source: World Drug Report, 2013. www.unodc .org/unodc/en/data-and-analysis/WDR-2013.html
  • Number of Cases: 33
  • Excerpt: The 2013 World Drug Report investigated the prevalence of drug use as a percentage of the population aged 15 to 64. Data from 32 European countries are shown.


  • E-commerce Download .TXT file Open in Data Desk ?
  • Methods: Time Series Analysis
  • Source: U.S. Census Bureau; www.census.gov
  • Number of Cases: 34
  • Excerpt: Quarterly e-commerce retail sales (in millions of dollars) in the United States from 1999 to 2008


  • E-mails Download .TXT file Open in Data Desk ?
  • Methods: Center, Data Display, Display Quantitative Variable, Shape, Spread, Summaries
  • Source: Velleman personal communication
  • Number of Cases: 155
  • Excerpt: A university teacher saved every e-mail receive from students in a large introductory statistics class during one term. He then counted, for each student who had sent him at least one e-mail, how many e-mails each student had sent. What is the distribution of e-mail communications?




  • Education_and_mortality Download .TXT file Open in Data Desk ?
  • Methods: Multiple Regression Inference, Regression, Regression Inference
  • Source: Unknown
  • Number of Cases: 58
  • Excerpt: Data give the mortality rate (deaths per 100,000 people) and the education level (average number of years in school) for 58 U.S. cities.




  • Eggs Download .TXT file Open in Data Desk ?
  • Methods: Analysis of Variance
  • Source: student project
  • Number of Cases: 8
  • Excerpt: A student wants to investigate the effects of real vs. substitute eggs on his favorite brownie recipe. He enlists the help of 10 friends and asks them to rank each of 8 batches on a scale from 1 to 10. Four of the batches were made with real eggs, four with substitute eggs. The judges […]


  • Egyptians Download .TXT file Open in Data Desk ?
  • Methods: Comparing Groups, Test for Difference between Two Groups
  • Source: A.Thomson and R.Randall-Maciver, Ancient Races of the Thebaid, Oxford: Oxford University Press, 1905
  • Number of Cases: 30
  • Excerpt:




  • Election Download .TXT file Open in Data Desk ?
  • Methods: Correlation, Outliers, R-squared, Re-expression, Regression, Residuals, Scatterplot
  • Source: https://electionlab.mit.edu/data
  • Number of Cases: 3111
  • Excerpt: County-level voting results from the 2012 and 2016 United States elections and demographic information curated by the MIT Election and Science lab (https://electionlab.mit.edu/data).


  • Election_2000 Download .TXT file Open in Data Desk ?
  • Methods: Outliers, Re-expression, Regression, Residuals
  • Source: http://www.american.edu/spa/ccps/Data-Sets.cfm
  • Number of Cases: 67
  • Excerpt: The outcome of the 2000 U.S. presidential election was determined in Florida amid much controversy. Even years later, historians continue to debate who really received the most votes. The main race was between George W. Bush and Al Gore, but two minor candidates played a significant role. To the political right of the major party […]