Datafiles

  • Prisons 2022 Download .TXT file Open in Data Desk ?
  • Methods: Data Displays
  • Source: Bureau of Justice Statistics http://www.bjs.gov/ https://bjs.ojp.gov/document/p22st.pdf
  • Number of Cases: 50
  • Excerpt: the number the number of incarcerated prisoners in each state at the end of 2022








  • Product_placement Download .TXT file Open in Data Desk ?
  • Methods: Comparing Two Groups, Nonparametric Methods
  • Source: Invented data
  • Number of Cases: 24
  • Excerpt: The owner of a small organic food store was concerned about her sales of a specialty yogurt manufactured in Greece. As a result of increasing fuel costs, she recently had to increase its price. To help boost sales, she decided to place the product on a different shelf (near eye level for most consumers) and […]


  • Product_testing Download .TXT file Open in Data Desk ?
  • Methods: Comparing Two Groups, Nonparametric Methods
  • Source: invented data
  • Number of Cases: 22
  • Excerpt: A company is producing and marketing new reading activities for elementary school children that it believes will improve reading comprehension scores. A researcher randomly assigns third graders to an eight-week program in which some will use these activities and others will experience traditional teaching methods. At the end of the experiment, both groups take a […]












  • PVA Download .TXT file Open in Data Desk ?
  • Methods: Multiple Regression
  • Source: https://kdd.ics.uci.edu/databases/kddcup98/kddcup98.html
  • Number of Cases: 7600
  • Excerpt: The Paralyzed Veterans of America (PVA) is a Congressionally chartered veterans’ service organization that represents the interests of paralyzed veterans. The agency provides a range of services to veterans who have spinal cord injury or dysfunction. It derives most of its funding from contributions. The data set PVA contains a sample of the data on […]