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Sewage and industrial pollutants dumped into a body of water can reduce the dissolved oxygen concentration and adversely affect aquatic species. In one study, weekly readings are taken from the same location in a river over a two-month period. Week Number Dissolved O2, ppm 1 4.7 2 5.0 3 5.7 4.3 4 5 4.7 6 4.9 7 4.5 8 5.1 The week 3 measurement in the data set is suspected of being an outlier. Use the Q test to determine if the value can be rejected at the 95% confidence level.

Sewage and industrial pollutants dumped into a body of water can reduce the dissolved oxygen concentration and adversely affect aquatic species. In one study, weekly readings are taken from the same location in a river over a two-month period. Week Number Dissolved O2, ppm 1 4.7 2 5.0 3 5.7 4.3 4 5 4.7 6 4.9 7 4.5 8 5.1 The week 3 measurement in the data set is suspected of being an outlier. Use the Q test to determine if the value can be rejected at the 95% confidence level.

Biochemistry
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
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Sewage and industrial pollutants dumped into a body of water can reduce the dissolved oxygen concentration and adversely affect aquatic species. In one study, weekly readings are taken from the same location in a river over a two-month period. Week Number Dissolved O2, ppm 1 4.7 2 5.0 3 5.7 4.3 4 5 4.7 6 4.9 7 4.5 8 5.1 The week 3 measurement in the data set is suspected of being an outlier. Use the Q test to determine if the value can be rejected at the 95% confidence level.
Transcribed Image Text:Sewage and industrial pollutants dumped into a body of water can reduce the dissolved oxygen concentration and adversely affect aquatic species. In one study, weekly readings are taken from the same location in a river over a two-month period. Week Number Dissolved O2, ppm 1 4.7 2 5.0 3 5.7 4.3 4 5 4.7 6 4.9 7 4.5 8 5.1 The week 3 measurement in the data set is suspected of being an outlier. Use the Q test to determine if the value can be rejected at the 95% confidence level.
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