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This resource gives a thorough definition of confidence intervals. It shows the user how to compute a confidence interval and how to interpret them. It goes into detail on how to construct a confidence interval for...
This page, created by Richard Lowry of Vassar College, will compute the oneway ANOVA for up to five samples. The design can be either for independent samples or correlated samples (repeated measures or randomized...
In the first simulation, random samples of size n are drawn from the population one sample at a time. With df=3, the critical value of chisquare for significance at or beyond the 0.05 level is 7.815; hence, any...
This classroom example illustrates the concept that estimators are random variables. The example makes use of the classic problem of estimating the size of a population by observing serial numbers, specifically...
JFreeChart is a free Java class library for generating charts, it includes: pie charts (2D and 3D), bar charts (regular and stacked, with an optional 3D effect), line charts, area charts, scatter plots, bubble charts,...

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