Significance Testing Principles

  • Data! Data! Data! he cried impatiently. "I can't make bricks without clay." Stated by Sherlock Holmes in "The Adventure of the Copper Beeches" by scottish author Sir Arthur Conan Doyle (1859 - 1930)
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  • The plural of anecdote is not data. Attributed to American economist Roger E. Brinner in the on-line list of quotes at www.keypress.com/fathom/fathom1/quotes.html
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  • This page calculates either estimates of sample size or power for differences in proportions. The program allows for unequal sample size allocation between the two groups.

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  • This recording of a web seminar (webinar) provides a tour of StatCrunch. StatCrunch (www.statcrunch.com) is a Web-based data analysis package. StatCrunch has all of the routines required for introductory statistics and many more. The software also offers pedagogical features such as interactive graphics. Many of these capabilities are discussed and demonstrated by StatCrunch developer Webster West.

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  • Essentially, all models are wrong, but some are useful. This quote is generally attributed to George Box. It appears in "Empirical Model-Building and Response Surfaces" (Wiley 1987) p. 424 by George E.P. Box & Norman R. Draper.
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  • Song includes basic vocabulary from ANOVA. May be sung to "Nowhere Man" (John Lennon, Paul McCartney)
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  • Old statisticians never die they just become nonsignificant. Quote by Gary Ramseyer (1934 - 2012) listed as joke #56 on http://www.ilstu.edu/~gcramsey/Gallery.html Gary C. Ramseyer's First Internet Gallery of Statistics Jokes
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  • Song describes concepts and steps of hypothesis testing. May be sung to the tune of "Mr. Bojangles" (Jerry Jeff Walker). Musical accompaniment realization and vocals are by Joshua Lintz from University of Texas at El Paso.
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  • Song is simply a quick jingle to help students recall the conceptual interpretation of a p-value. May be sung to tune of "Row, Row, Row Your Boat". Recorded June 26, 2009 at the OSU Whisper Room: Larry Lesser, vocals/guitar; Justin Slauson, engineer. This song is part of an NSF-funded library of interactive songs that involved students creating responses to prompts that are then included in the lyrics (see www.causeweb.org/smiles for the interactive version of the song, a short reading covering the topic, and an assessment item).

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  • A cartoon that can be used in teaching about summary statistics. 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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