Datafiles

  • Swimming_heats_2016Download .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.




  • Tablet_computers_2014Download .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).


  • Tablet_computers_2020Download .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).




  • TattoosDownload .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?




  • TBill_rates_2020Download .TXT file Open in Data Desk ?
  • Methods: Outliers, Re-expression, Regression, Residuals
  • Source: https://fred.stlouisfed.org/series/TB3MS/downloaddata
  • Number of Cases: 87
  • Excerpt: The data give the federal rate on 3-month Treasury bills from 1950 to 1980 and Years Since 1950. Last updated through year end 2019


  • TellersDownload .TXT file Open in Data Desk ?
  • Methods: Analysis of Variance
  • Source: invented example
  • Number of Cases: 140
  • Excerpt: A bank is studying the time that it takes 6 of its tellers to serve an average customer. Customers line up in the queue and then go to the next available teller. Is there a difference? Can we pick out the best or worst performing teller?


  • Tendon_transfersDownload .TXT file Open in Data Desk ?
  • Methods: Boxplots, Comparing Groups, Outliers, Re-expression
  • Source: The Journal of Hand Surgery / Vol. 28A No. 6 November 2003 "Prospective Evaluation of Biceps to Triceps and Deltoid to Triceps for Elbow Extension in Tetraplegia,"Mary Jane Mulcahey, MS, Cheryl Lutz, MS, Scott H. Kozin, MD, Randal R. Betz, MD, Philadelphia, PA
  • Number of Cases: 16
  • Excerpt: People with spinal cord injuries may lose function in some, but not all, of their muscles. The ability to push oneself up is particularly important for shifting position when seated and for transferring into and out of wheelchairs. Surgeons compared two operations to restore the ability to push up in children.




  • Thrills_2013Download .TXT file Open in Data Desk ?
  • Methods: Correlation, Re-expression, Scatterplot
  • Source: http://www.ushsho.com/bestrollercoasterpoll.htm; Wikipedia; rcdb.com
  • Number of Cases: 16
  • Excerpt: Since 1994, the Best Roller Coaster Poll (www. ushsho.com/bestrollercoasterpoll.htm) has been ranking the world’s best roller coasters. In 2013, Bizarro dropped to 4th after earning the top steel coaster rank for six straight years. Data on the top 14 steel coasters from this poll are given.