A cartoon to use when talking about confidence intervals. 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...
This tutorial introduces students to the basics of confidence intervals in a Q & A format with options for entering answers to questions and having those answers checked.
This dataset describes 93 new cars for the 1993 model year with 26 variables, including price, mpg ratings, and engine size; it also illustrates a broad range of statistical techniques such as...
This section of an online textbook discusses, through examples, making statements about the probability of an occurence based on standard deviation. It additionally explores using confidence...
This site provides case studies which cover subject areas including: analysis of variance, boxplots, confidence intervals, contrast among means, correlated t-test, correlation, histograms,...
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