Datafiles

  • Load_Factors_2019 Download .TXT file Open in Data Desk ?
  • Methods: Boxplots, Comparing Groups, Outliers, Re-expression
  • Source: http://www.transtats.bts.gov/Data_Elements.aspx?Data=2
  • Number of Cases: 207
  • Excerpt: The Research and Innovative Technology Administration of the Bureau of Transportation Statistics reports load factors (passenger-miles as a percentage of available seat miles) for commercial airlines for every month from October 2002 through September 2019 for both domestic and international flights.


  • Load_factors_2024 Download .TXT file Open in Data Desk ?
  • Methods: Comparing Two Groups
  • Source: http://www.transtats.bts.gov/Data_Elements.aspx?Data=2
  • Number of Cases:
  • Excerpt: The Research and Innovative Technology Administration of the Bureau of Transportation Statistics reports load factors(passenger-miles as a percentage of available seat miles)for commercial airlines for every monthfrom October 2002 through September 2024 for both domestic and international flights.


  • Lobsters_2016 Download .TXT file Open in Data Desk ?
  • Methods: Multiple Regression, Regression
  • Source: https://www.maine.gov/dmr/commercial-fishing/landings/documents/lobster.table.pdf
  • Number of Cases: 67
  • Excerpt: The Maine lobster fishing industry is carefully controlled and licensed, and facts about it have been recorded for more than a century, so it is an important industry that we can examine in detail. The dataset holds annual data


  • Lost_Baggage_2024 Download .TXT file Open in Data Desk ?
  • Methods:
  • Source: https://www.bts.gov/newsroom/air-travel-consumer-report-september-2024-numbers-and-3rd-quarter-numbers
  • Number of Cases:
  • Excerpt: The Bureau of Transportation Statisticsof the U.S. Department of Transportation reports statisticsabout airline performance. These are the number of bags lost per 1000 passengers for July 2023 and July 2024


  • Lottery_numbers Download .TXT file Open in Data Desk ?
  • Methods: Chi Square Tests
  • Source: www.nationallottery.co.za
  • Number of Cases: 49
  • Excerpt: The fairness of the South African lottery wa challenged by one of the country’s political parties. The lottery publishes historical statistics at its website (www .nationallottery.co.za). The data give the number of times each number appeared in the lottery and as the “Powerball” number as of June 2007:










  • Major_hurricanes_2013 Download .TXT file Open in Data Desk ?
  • Methods: Center, Data Display, Display Quantitative Variable, Shape, Spread, Summaries
  • Source: www.nhc.noaa.gov/data/
  • Number of Cases: 70
  • Excerpt: Is global climate change leading to an increase in the number of major hurricanes? The data gives the number of hurricanes classified as major hurricanes in the Atlantic Ocean each year from 1944 through 2013, as reported by NOAA:


  • Male Body Measurements Download .TXT file Open in Data Desk ?
  • Methods: Analysis of Variance, Boxplots, Center, Confidence Intervals, Correlation, Data Display, Hypothesis Tests, Multiple Regression Inference, Regression
  • Source: BYU Human Performance Research Center http://www.byu.edu/chhp/intro.html#lrc
  • Number of Cases: 250
  • Excerpt: Measurements of 250 males of various ages. The data are useful for general comparisons of measurements. The original focus of researchers was on weight and health. The percent of a male’s body that is fat is a matter of concern for health and fitness. But the %bodyfat is difficult and expensive to measure accurately. These […]


  • Male_body_measurements Download .TXT file Open in Data Desk ?
  • Methods: Boxplots, Correlation, Data Display, Multiple Regression, Regression, Regression Inference, Residuals
  • Source: BYU Human Performance Research Center http://www.byu.edu/chhp/intro.html#lrc
  • Number of Cases:
  • Excerpt: Measurements of 250 men of various ages. The percent of a man’s body that is fat is a matter of concern for health and fitness. But the %bodyfat is difficult and expensive to measure accurately. These data offer correct %bodyfat measurements along with a variety of easier to find measures. Can you build a model […]