Datafiles

  • Climate_chamge_2024 Download .TXT file Open in Data Desk ?
  • Methods: Correlation, Regression
  • Source: Global temperature from https://data.giss.nasa.gov/gistemp/graphs/graph_data/Global_Mean_Estimates_based_on_Land_and_Ocean_Data/graph.txt CO2 from https://scrippsco2.ucsd.edu/assets/data/atmospheric/stations/in_situ_co2/monthly/monthly_in_situ_co2_mlo.csv
  • Number of Cases:
  • Excerpt: Changes in the mean global temperature are primarily due to increases in CO2 levels. Both trends are here from 1958 to 2024.


  • Climate change 2024 Download .TXT file Open in Data Desk ?
  • Methods:
  • Source: Global temperature from https://data.giss.nasa.gov/gistemp/graphs/graph_data/Global_Mean_Estimates_based_on_Land_and_Ocean_Data/graph.txt CO2 from https://scrippsco2.ucsd.edu/assets/data/atmospheric/stations/in_situ_co2/monthly/monthly_in_situ_co2_mlo.csv
  • Number of Cases: 67
  • Excerpt: Changes in the mean global temperature are primarily due to increases in CO2 levels. Both trends are here from 1958 to 2024. The year 2024 was the hottest on record. Does that show in the data?




  • City_climate Download .TXT file Open in Data Desk ?
  • Methods: Data Display, Multiple Regression Inference, Regression, Regression Inference, Summaries
  • Source: unknown
  • Number of Cases: 60
  • Excerpt: The data give the average January Temperature (in degrees Fahrenheit) and Latitude (in degrees north of the equator) for 59 U.S. cities. How are they related?


  • Cigarettes Download .TXT file Open in Data Desk ?
  • Methods: R-squared, Regression, Residuals
  • Source: http://www.econdataus.com/cigrs.html
  • Number of Cases: 816
  • Excerpt: Data on 816 brands of cigarettes. What relationships are there among the nicotine content, tars, and CO? Are any brands unusually high or low in nicotine? Can you account for that?




  • Cholesterol_and_smoking Download .TXT file Open in Data Desk ?
  • Methods: Boxplots, Comparing Groups, Outliers, Re-expression
  • Source: unknown
  • Number of Cases: 43
  • Excerpt: A study examined the health risks of smoking measured the cholesterol levels of people who had smoked for at least 25 years and people of similar ages who had smoked for no more than 5 years and then stopped


  • Chips_Ahoy! Download .TXT file Open in Data Desk ?
  • Methods: Confidence Intervals for Means, Hypothesis Tests, Hypothesis Tests for Means, Statistical Inference
  • Source: Chance, 12, no. 1[1999]
  • Number of Cases: 16
  • Excerpt: In 1998, as an advertising campaign, the Nabisco Company announced a “1000 Chips Challenge,” claiming that every 18-ounce bag of their Chips Ahoy! cookies contained at least 1000 chocolate chips. Dedicated statistics students at the Air Force Academy randomly selected bags of cookies and counted the chocolate chips. The data report their counts.


  • Chips Download .TXT file Open in Data Desk ?
  • Methods: Correlation, Re-expression, Regression
  • Source: invented example
  • Number of Cases: 15
  • Excerpt: A start-up company has developed an improved electronicchip for use in laboratory equipment. The company needs to project the manufacturing cost, so it develops a spreadsheet model that takes into account the purchase of production equipment, overhead, raw materials, depreciation, maintenance, and other business costs. The spreadsheet estimates the cost of producing 10,000 to 200,000 […]


  • Chicago_taxi Download .TXT file Open in Data Desk ?
  • Methods: Comparing Groups
  • Source:
  • Number of Cases: 13082
  • Excerpt: Chicago’s Department of Business Affairs and Consumer Protection provides monthly reports of all taxi trips in Chicago, tagged with trip distances, trip durations,fare amounts, and tip amounts. The dataset Chicago taxi holds data on 13,082 taxi trips for which the duration exceeded 1 minute and for which payment was made either in cash or with […]


  • Cereals Download .TXT file Open in Data Desk ?
  • Methods: Analysis of Variance, Center, Data Display, Display Quantitative Variable, Indicator Variables, Inference, Multiple Regression, Multiple Regression Inference, Outliers, Partial Regression Plots, R-squared, Re-expression, Regression, Regression Inference, Residuals, Shape, Spread, Summaries
  • Source: Data collected in a super market
  • Number of Cases: 77
  • Excerpt: Nutritionists are concerned that people have a good breakfast. But what does that mean? students collected nutrition information from the nutrition labels of cereals in one supermarket.