Datafiles



  • Receivers_2015 Download .TXT file Open in Data Desk ?
  • Methods: Normal Probability Plots
  • Source: http://www.espn.com/nfl/statistics/player/_/stat/receiving/sort/receivingYards/year/2015/qualified/false
  • Number of Cases: 483
  • Excerpt: NFL data from the 2015 football season reported the number of yards gained by each of the league’s 488 receivers


  • Receivers_2019 Download .TXT file Open in Data Desk ?
  • Methods: Normal model, R-squared, Regression, Residuals, Standard Deviation
  • Source: https://www.espn.com/nfl/stats/player/_/stat/receiving/season/2019/seasontype/2 The names and teams get stuck together on espn. Copy those into the text file and run it through the python script to get out the correct name and team columns to copy over.
  • Number of Cases: 508
  • Excerpt: NFL data from the 2019 football season reported the number of yards gained by all of the league’s receivers








  • Rock_concert_deaths Download .TXT file Open in Data Desk ?
  • Methods: Boxplots, Comparing Groups, Outliers, Re-expression
  • Source: Crowd Management Strategieswww.crowdsafe.com
  • Number of Cases: 164
  • Excerpt: Crowd Management Strategies monitors accidents at rock concerts. In their database, they list the names and other variables of victims whose deaths were attributed to “crowd crush” at rock concerts. The data give the victims’ ages for data from a one-year period:


  • Ruffles Download .TXT file Open in Data Desk ?
  • Methods: Confidence Intervals for Means, Hypothesis Tests, Hypothesis Tests for Means
  • Source: Unknown
  • Number of Cases: 6
  • Excerpt: Students purchased 6 bags of Lay’s Ruffles potato chips marked with a net weight of 28.3 grams. They carefully weighed the contents of each bag, recording the weights (in grams).


  • Rulers Download .TXT file Open in Data Desk ?
  • Methods: Quality Control
  • Source: invented
  • Number of Cases: 24
  • Excerpt: A company that traditionally made rulers and yardsticks is setting up a manufacturing process to make metersticks. Obviously, accuracy is important for their new product. The company runs a 24-hour production process. Using a calibration set of data they found: X = 1.000 R = 0.0016 They took a sample of 3 metersticks each hour […]


  • Run_times Download .TXT file Open in Data Desk ?
  • Methods: Center, Data Display, Display Quantitative Variable, Shape, Spread, Summaries
  • Source: DeVeaux personal communication
  • Number of Cases: 236
  • Excerpt: Times (in minutes) for one runner to run 4 miles on various courses during a 10-year period.