The following pH measurements at a proposed water intake site appear in the 2011 report Sacramento River

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The following pH measurements at a proposed water intake site appear in the 2011 report “Sacramento River Water Quality Assessment for the Davis Woodland Water Supply Project”:

Use the Wilcoxon signed-rank test to determine whether the true mean pH level at this site exceeds 7.3 with significance level .05.

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Modern Mathematical Statistics With Applications

ISBN: 9783030551551

3rd Edition

Authors: Jay L. Devore, Kenneth N. Berk, Matthew A. Carlton

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Question Posted: Aug 28, 2023 06:16 AM

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The following pH measurements at a proposed water intake site appear in the 2011 report Sacramento River

Question:

7.20 7.24 7.31 7.38 7.45 7.60 7.86

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Modern Mathematical Statistics With Applications

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