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The American Statistician Volume 50, 1996 - Issue 3
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Teacher's Corner

How Many Light Bulbs Does it Take to Generate a Data Set?

Robert J. MacG. Dawson Department of Mathematics and Computing Science, Saint Mary's University, Halifax, N.S., B3H 3C3, Canada
Pages 247-249 | Received 01 Jun 1995, Published online: 17 Feb 2012
 
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Abstract

A χ2 test with a rejection region in the low tail is sometimes used to test whether data could plausibly have been generated by random sampling. A data set, taken from the statistical literature, is exhibited, which is suitable for demonstrating this test in the classroom.

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