Datafiles



  • Tattoos Download .TXT file Open in Data Desk ?
  • Methods: Chi Square Tests, Conditional Distribution, Contingency Tables, Data Displays, Tables
  • Source: University of Texas Southwestern Medical Center
  • Number of Cases: 626
  • Excerpt: The data give counts of 626 individuals categorized according to their “tattoo status” and their “hepatitis status.” Is there a relationship?




  • Tablet_computers_2020 Download .TXT file Open in Data Desk ?
  • Methods: Multiple Regression Inference, Regression Inference
  • Source: https://www.cnet.com/news/cnet-tablet-battery-life-results/
  • Number of Cases: 39
  • Excerpt: Cnet.com tests tablet computers and continuously updates its list. As of January 2014, the list included the battery life (in hours) and luminous intensity (i.e., screen brightness, in cd/m^2).


  • Tablet_computers_2014 Download .TXT file Open in Data Desk ?
  • Methods: Regression
  • Source: https://www.cnet.com/news/cnet-tablet-battery-life-results/
  • Number of Cases: 44
  • Excerpt: Cnet.com tests tablet computers and continuously updates its list. As of January 2014, the list included the battery life (in hours) and luminous intensity (i.e., screen brightness, in cd/m^2).




  • Swimming_heats_2016 Download .TXT file Open in Data Desk ?
  • Methods: Comparing Groups, Comparing Two Groups
  • Source: https://www.olympic.org/rio-2016/swimming/200m-freestyle-women
  • Number of Cases: 15
  • Excerpt: Unlike track events, swimming heats are not determined at random. Instead, swimmers are seeded so that better swimmers are placed in later heats. Here are the times (in seconds) for the women’s 400-m freestyle for two heats in the 2016 Olympics.


  • Swim_the_lake_2019 Download .TXT file Open in Data Desk ?
  • Methods: Comparing Groups, Outliers, Re-expression, Regression, Residuals
  • Source: http://www.soloswims.com/swims.htm
  • Number of Cases: 65
  • Excerpt: People swim across Lake Ontario from Niagara on the Lake to Toronto–a distance of 52 km (32,3 miles). Because the lake is fresh water, this swim is considered more difficult than ocean swims of similar length because salt water provides more boyancy than fresh water. (For comparison, the English Channel is 21 miles across and, […]


  • Swim_the_lake_2016 Download .TXT file Open in Data Desk ?
  • Methods: Regression, Test for Difference between Two Groups
  • Source: http://www.soloswims.com/swims.htm
  • Number of Cases: 62
  • Excerpt: People swim across Lake Ontario from Niagara on the Lake to Toronto–a distance of 52 km (32,3 miles). Because the lake is fresh water, this swim is considered more difficult than ocean swims of similar length because salt water provides more boyancy than fresh water. (For comparison, the English Channel is 21 miles across and, […]


  • Swim the lake 2024 Download .TXT file Open in Data Desk ?
  • Methods:
  • Source: http://www.soloswims.com/swims.htm
  • Number of Cases: 74
  • Excerpt: People swim across Lake Ontario from Niagara on the Lake to Toronto–a distance of 52 km (32.3 miles). The lake is fresh water, so this swim is considered more difficult than ocean swims of similar length because salt water provides more boyancy than fresh water. (For comparison, the English Channel is 21 miles across and, […]