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(1 classification) (10 resources)

Data Collection -- Observational Studies

Statistical Topic Classifications
Study Bias Issues (5)

View Resource An Exhalent Problem for Teaching Statistics

The dataset presented in this article contains information on respiratory function and smoking. The data can be used to explore descriptive statistics, graphical analysis, regression, and...
View Resource Cartoon: Driving Dangers

A cartoon to teach about interpreting observational studies. Cartoon by John Landers ( based on an idea from Dennis Pearl (The Ohio State University). Free to use in the classroom...
View Resource Joke: the number of offspring

Statistics play an important role in genetics. For instance, statistics prove that the number of offspring you will have is an inherited trait. If your parents didn't have any kids, odds are you...
View Resource Observational Studies

This lesson on observational studies discusses the nature of such studies, the relationships between various data sets, and regression. Graphs illustrate the relationships, and exercises at the end...
View Resource Observational Studies: Cross-Sectional & Cohort Studies, Risk & Prognostic Factors

This reference on observational studies discusses and defines cross-sectional, cohort, and case-control studies, risk factors, selection bias, and other topics related to observational studies. ...
View Resource Quote: Brinner on Anecdotes

"The plural of anecdote is not data." Attributed to American economist Roger E. Brinner in the on-line list of quotes at
View Resource Quote: Knebel on smoking and statistics

"It is now proved beyond doubt that smoking is one of the leading causes of statistics." Quote found in Reader's Digest (December, 1961) by journalist Fletcher Knebel (1911-1993)
View Resource Quote: Nightingale on Confounding

"In comparing the deaths of one hospital with those of another, any statistics are justly considered absolutely valueless which do not give the ages, the sexes and the diseases of all the cases." is...
View Resource Quote: O'Brien on Research Studies

"A study in the Washington Post says that women have better verbal skills than men. I just want to say to the authors of that study: 'Duh.'" This a quote from American comedian and talk show host...
View Resource Quote: Vesalius on Observation

"I am not accustomed to saying anything with certainty after only one or two observations. " is a quote by Flemish anatomist Andreas Vesalius (1514-1564). The quote is found in Epistola rationem...

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