Datafiles

  • Nenana_2020 Download .TXT file Open in Data Desk ?
  • Methods: Multiple Regression Inference, Regression Inference
  • Source: https://nsidc.org/data/NSIDC-0064
  • Number of Cases: 104
  • Excerpt: Every spring since 1917, Nenana, Alaska, has hosted a contest in which participants try to guess the exact time that a wooden tripod placed on the frozen Tanana River will fall through the breaking ice. Hundreds of thousands of people now enter their guesses on the Internet and vie for as much as $300,000 in […]




  • New_York_bridges_2016 Download .TXT file Open in Data Desk ?
  • Methods: Experiments, Outliers, R-squared, Re-expression, Regression, Residuals, Surveys
  • Source: https://data.ny.gov/Transportation/Bridge-Conditions-NYS-Department-of-Transportation/wpyb-cjy8
  • Number of Cases: 17504
  • Excerpt: New York State inspectors assess all bridges in the state every two years including a bridge’s individual parts. Bridges are analyzed for their capacity to carry vehicular loads. Inspectors are required to evaluate, assign a condition score, and document the condition of up to 47 structural elements, including rating 25 components of each span of […]


  • New_York_bridges_2020 Download .TXT file Open in Data Desk ?
  • Methods: Confidence Intervals for Proportions, Sampling Distribution
  • Source: https://data.ny.gov/Transportation/Bridge-Conditions-NYS-Department-of-Transportation/wpyb-cjy8
  • Number of Cases: 17535
  • Excerpt: New York State inspectors assess all bridges in the state every two years including a bridge’s individual parts. Bridges are analyzed for their capacity to carry vehicular loads. Inspectors are required to evaluate, assign a condition score, and document the condition of up to 47 structural elements, including rating 25 components of each span of […]


  • New_York_water_2019 Download .TXT file Open in Data Desk ?
  • Methods: R-squared, Regression, Residuals
  • Source: https://data.cityofnewyork.us/Environment/Water-Consumption-In-The-New-York-City/ia2d-e54m
  • Number of Cases: 34
  • Excerpt: The New York City Open Data Initiative reports on annual water consumption. The data show daily water consumption per capita (in gallons) from 1986 to 2019 along with a scatterplot.


  • Newspapers Download .TXT file Open in Data Desk ?
  • Methods: Inference
  • Source: Eurostat survey
  • Number of Cases: 14
  • Excerpt: Eurostat, an agency of the European Union (EU), conducts surveys on several aspects of daily life in EU countries. Recently, the agency asked samples of 1000 respondents in each of 14 European countries whether they read the newspaper on a daily basis.


  • NHANES Download .TXT file Open in Data Desk ?
  • Methods: Confidence Intervals for Means
  • Source: https://www.cdc.gov/nchs/nhanes/
  • Number of Cases: 2623
  • Excerpt: The National Health and Nutrition Examination Survey (NHANES) is a program of studies designed to assess the health and nutritional status of adults and children in the United States. The survey is unique in that it combines interviews and physical examinations.


  • Nightmares Download .TXT file Open in Data Desk ?
  • Methods: Conditional Distribution, Contingency Tables, Tables
  • Source: http://www.sleepandhypnosis.org/pdf/323031765.pdf“Sleeping Position, Dream Emotions, and Subjective Sleep Quality”, Mehmet Yucel Agargun, M.D., Murat Boysan, M.A., Lutfu Hanoglu, M.D.
  • Number of Cases: 63
  • Excerpt: Researchers interviewed participants to find some who reliably fell asleep and awoke on one side and who could remember their dreams. They found 63 participants, of whom 41 were right-side sleepers and 22 slept on their left side. Then they interviewed them about their dreams. Of the 41 right-side sleepers, only 6 reported often having […]


  • Nissan Download .TXT file Open in Data Desk ?
  • Methods: Center, Data Display, Display Quantitative Variable, Normal Probability Plots, Normal model, Shape, Spread, Summaries
  • Source: Deveaux Data
  • Number of Cases: 100
  • Excerpt: Richard DeVeaux owned a Nissan Maxima for 8 years. He recorded the car’s fuel efficiency (in mpg) each time he filled the tank. He wanted to know what fuel efficiency to expect as “ordinary” for his car. Knowing this, he was able to predict when he’d need to fill the tank again and to notice […]


  • Normal_temperature Download .TXT file Open in Data Desk ?
  • Methods: Confidence Intervals for Means, Hypothesis Tests, Hypothesis Tests for Means
  • Source: http://www.oaklandairport.com/news/statistics/passenger-history/ http://www.oaklandairport.com/wp-content/uploads/2016/08/enplanements_deplanements_FY10-1.xls
  • Number of Cases: 52
  • Excerpt: Body temperatures of a random sample of 52 healthy adults, reported in degrees Fahrenheit.