Datafiles

  • Gas_Prices_2024 Download .TXT file Open in Data Desk ?
  • Methods: Normal model
  • Source: https://www.eia.gov/dnav/pet/hist/LeafHandler.ashx?n=PET&s=EMM_EPM0_PTE_NUS_DPG&f=W
  • Number of Cases: 381
  • Excerpt: Monthly gas prices for all grades and all formulations ($/gallon) in the United States as reported by the U.S. Energy Information Administration for 1993 through October 2019. Prices are available at the cite for all weeks. Data here are for the final week of each month.


  • Gas_prices_monthly Download .TXT file Open in Data Desk ?
  • Methods: Time Series Analysis
  • Source: unknown
  • Number of Cases: 66
  • Excerpt: Many drivers of cars that can run on regular gas actually buy premium in the belief that they will get better gas mileage. To test that belief, we use 10 cars from a company fleet in which all the cars run on regular gas. Each car is filled first with either regular or premium gasoline, […]


  • Gasoline Download .TXT file Open in Data Desk ?
  • Methods: Blocking, Paired Data
  • Source: unknown
  • Number of Cases: 10
  • Excerpt: Many drivers of cars that can run on regular gas actually buy premium in the belief that they will get better gas mileage. To test that belief, we use 10 cars from a company fleet in which all the cars run on regular gas. Each car is filled first with either regular or premium gasoline, […]


  • Gators Download .TXT file Open in Data Desk ?
  • Methods: R-squared, Regression, Residuals
  • Source: unknown
  • Number of Cases: 25
  • Excerpt: Wildlife researchers monitor many wildlife populations by taking aerial photographs. Can they estimate the weights of alligators accurately from the air? Here are data on the Weight of alligators (in pounds) and their Length (in inches).










  • Gestation Download .TXT file Open in Data Desk ?
  • Methods: Outliers, Re-expression, Regression, Residuals
  • Source: unknown
  • Number of Cases: 18
  • Excerpt: For humans, pregnancy lasts about 280 days. In other species of animals, the length of time from conception to birth varies. Is there any evidence that the gestation period is related to the animal’s life span? The data give Gestation Period (in days) and Life Expectancy (in years) for 18 species of mammals.


  • Global Download .TXT file Open in Data Desk ?
  • Methods:
  • Source: unknown
  • Number of Cases: 4000
  • Excerpt: Data for 800 respondents in each of five countries. The variables provide demographic information (sex, age, education, marital status) and responses to questions of interest to marketers on personal finance and purchasing.


  • Global500_2014 Download .TXT file Open in Data Desk ?
  • Methods: Data Display, Summaries
  • Source: https://www.gfmag.com/global-data/economic-data/largest-companies?page=3
  • Number of Cases: 50
  • Excerpt: The dataset gives profits (in $M) for 30 of the 500 largest global corporations (as measured by revenue).