Blog
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The article below discusses how much of the scientific research that folks in the media, the general population, and other “stake-holders” is flawed due to the fact that the results cannot be reproduced. This is a great illustration of ethics in statistical research. This could be used to formulate a classroom discussion about the ability…
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The folks at Pew Research have a video that explains how they word their questions so that they are clear and neutral. Worth a watch!
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I just completed the discussion on correlation and regression with my Introductory Statistics students. One of the recommendations within the new GAISE outline is to introduce students to multivariate analysis. A classic application of this practice is the SAT score versus teacher salary data. This data may be found by joining a group I created…
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Today I am going to do “The General’s Dilemma” activity in my Intro Stats class. I am teaching completely randomized designs, so this is a great opportunity to illustrate the methodology behind this experimental design with this activity. This data will be used to introduce the inferential methods of comparing two independent proportions using randomization…
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Pricenomics is a nice website to visit periodically for interesting studies and articles that you may find relevant or useful for your stats class. For example, here is a link to an older article about the history of William Gosset and his research at Guinness.
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Here is a link to a short article on randomness. https://www.bloomberg.com/view/articles/2017-12-08/how-not-to-be-fooled-by-randomness
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George Woodbury and I have been very busy these past few months putting together the revision of the innovative Interactive Statistics text. This text is written entirely in MyStatLab with the mantra “read a little, watch a little, do a little,” meaning, we expect students to learn through text, video, and engaging/interactive discovery exercises. Both George…
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The American Statistical Association has partnered with the New York Times Learning Network to promote student understanding of graphs. The goal of the feature to help students understand and think critically about graphs. The feature will be called What’s Going on in this Graph? Here is a link to the announcement: https://www.nytimes.com/2017/09/06/learning/announcing-a-new-monthly-feature-whats-going-on-in-this-graph.html The feature will be…
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I just finished teaching Chapter 3 of my text today. To introduce the idea of quartiles and boxplots, I used two data sets. The first is from the PayScale ROI Report. The data set includes annual return on investment, total four year cost, graduation rate, and other variables for all colleges and universities throughout the…
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Classes have already started here at Joliet Junior College. Last week we had our opening session. The speaker at the session was Valencia Community College’s president, Sandy Shugart. He is a very talented speaker and I took many lessons away from his session. However, there was one point he made that hit me more than…
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