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  • The process of sample size calculations, including relevant definitions, is explained and clear examples for different study designs are provided for illustration. A range of software packages and websites are discussed and evaluated
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  • Chapter from a textbook that covers the topic of sample size by giving a thorough background and then covering issues that are involved when determining the sample size.
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  • Notes on hypothesis testing and how to interpret the p-value with respect to the significance level of a hypothesis test.
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  • What is correct, what is incorrect, and why?
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  • "The Empassioned Statistician" is a poem by Scottish poet Eveline Pye from Glasgow Caledonin University. The poem was originally published in the June 2016 issue of the Bridges Poetry Anthology. "The Empassioned Statistician" was written to honor English social reformer and statistician Florence Nightingale, the first women granted membership in the Royal Statistical Society. May be used in classroom discussions of the importance of data in illuminating real world issues.

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  • A poem for use in teaching that causation is not correlation and the Pearson Chi-Square test. The poem was written by Dr. Nyaradzo Mvududu of the Seattle Pacific University School of Education. The poem won a prize in the 2013 CAUSE A-Mu-sing competition.
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  • A joke to be used in teaching about the use of randomization in experiments or about the Pearson correlation coefficient. The idea for the joke came from Lawrence Mark Lesser of The University of Texas at El Paso in 2012.

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  • A poem to teach about various types of variables (categorical versus numerical versus summary statistics) and differentiating them from other concepts like the outcomes in the sample space or the sample size. The poem was composed by Lawrence Mark Lesser of The University of Texas at El Paso.
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  • Cartoon to be used in talking about probability models (the process of drawing objects from an urn as a basic probability model goes back at least to Jacob Bernoulli's 1713 paper Ars conjectandi). 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 help in teaching the importance of labeling the axes of a graph. The cartoon is number 833 (December 2010)  from the webcomic series at xkcd.com created by Randall Munroe. Free to use in the classroom and on course web sites under a creative commons attribution-non-commercial 2.5 license.

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