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Design of Experiments

  • A judicious man uses statistics, not to get knowledge, but to save himself from having ignorance foisted upon him. A quote of Scottish satirist and historian Thomas Carlyle (1795 - 1881) from "Chartism, Chapter II" written in 1839. A fuller version of the quote appears in "Statistically Speaking: A dictionary of quotations" compiled by Carl Gaither and Alma Cavazos-Gaither.
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  • A cartoon to teach about the importance of blinding the researcher to which comparison group the subjects are in. 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 the use of placebos in experiments. 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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  • This lecture example discusses type I and type II errors as they apply in a clinical setting.
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  • This lecture example reviews the concept of CIs and their relationship to P values. Tables are provided in pdf format.
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  • A cartoon to teach the need for a good control group in research studies. 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 the value of a Placebo in experiments. 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 probability calculations based on statistical models. 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 data management issues. 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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  • I am addicted to placebos. I could quit, but it wouldn't matter. A quote of American stand-up comedian, painter, author, and actor Steven Wright (1955 - ).

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