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Peer reviewed
Direct linkSanqui, Jose Almer T.; Arnholt, Alan T. – Teaching Statistics: An International Journal for Teachers, 2011
This article describes a simulation activity that can be used to help students see that the estimator "S" is a biased estimator of [sigma]. The activity can be implemented using either a statistical package such as R, Minitab, or a Web applet. In the activity, the students investigate and compare the bias of "S" when sampling from different…
Descriptors: Advanced Students, Regression (Statistics), Sampling, College Mathematics
Arnholt, Alan T. – Teaching Statistics: An International Journal for Teachers, 2007
This article shows how R can be used to perform resampling with and without replacement.
Descriptors: Sampling, Statistics
