Data Presentation

  • Approximately half the articles published in medical journals that use statistical methods use them incorrectly. A quote by American Cardiologist and anti-smoking crusader Stanton A. Glantz. The quote appeared as the first line of the abstract in the paper "Biostatistics: How to Detect, Correct and Prevent Errors in the Medical Literature" that appeared in "Circulation" page 1 of volume 61, number 1 (1980). The quote also appears in "Statistically Speaking: A dictionary of quotations" compiled by Carl Gaither and Alma Cavazos-Gaither.

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  • A professor's enthusiasm for teaching introductory courses varies inversely with the likelihood of his having to do it. is a quote from the 1973 book "Malice in Blunderland" by American engineering professor Thomas Lyle Martin Jr.(1921-2009). The quote also appears in "Statistically Speaking: A dictionary of quotations" compiled by Carl Gaither and Alma Cavazos-Gaither.

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  • There is no alchemy of probabilities that will change ignorance into knowledge. A quote by American psychologist Edwin G. Boring found in "The logic of the Normal Law of error in mental measurement" published in "The American Journal of Psychology" page 1, volume 31, 1920.

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  • A cartoon that might be used in introducing scatterplots and correlation. Cartoon by John Landers (www.landers.co.uk) based on an idea from Dennis Pearl (The Ohio State University). Free to use in the classroom and on course web sites.
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  • A cartoon to teach about efforts to improve data quality or about summarizing raw data using appropriate statistics and graphics. Cartoon by John Landers (www.landers.co.uk) based on an idea from Dennis Pearl (The Ohio State University). Free to use in the classroom and on course web sites.

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  • The invalid assumption that correlation implies cause is probably among the two or three most serious and common errors of human reasoning is a quote by American evolutionary biologist Stephen Jay Gould (1941 - 2002). The quote is found in Gould's book "The Mismeasure of Man" ( 2nd edition, p.242, W.W. Norton Publishing, 1996).

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  • The errors which arise from the absence of facts are far more numerous and more durable than those which result from unsound reasoning respecting true data. is a quote by English Mathematician and inventor Charles Babbage (1791 - 1871). The quote is found on page 119 of his book "On the Economy of Machinery and Manufactures" (1832)

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  • This activity uses student's own data to introduce bivariate relationship using hand size to predict height. Students enter their data through a real-time online database. Data from different classes are stored and accumulated in the database. This real-time database approach speeds up the data gathering process and shifts the data entry and cleansing from instructor to engaging students in the process of data production.

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  • The purpose of this activity is to enhance students' understanding of various descriptive measures. In particular, by completing this hands-on activity students will experience a visual interpretation of a mean, median, outlier, and the concept of distance-to-mean.
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  • Song about the use of the 5-number summary to describe skewed data as an alternative to the mean and standard deviation. May be sung to the tune of the 1979 song "I Will Survive" by Gloria Gaynor. Lyrics written by Sheila O'Leary Weaver. The song took first place in the song category in the 2007 A-Mu-Sing competition. Musical accompaniment realization are by Joshua Lintz and vocals are by Mariana Sandoval from University of Texas at El Paso.

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