An article in environment International (Vol. 18, No.4, 1992) describes an experiment in which the amount of

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An article in environment International (Vol. 18, No.4, 1992) describes an experiment in which the amount of radon released in showers was investigated. Radon-enriched water was used in the experiment, and six different orifice diameters were tested in shower heads. The data from the experiment are shown in Table 4E.9.
a. Does the size of orifice affect the mean percentage of radon released? Use the analysis of variance.
b. Analyze the results from this experiment.
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Managing Controlling and Improving Quality

ISBN: 978-0471697916

1st edition

Authors: Douglas C. Montgomery, Cheryl L. Jennings, Michele E. Pfund

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