According to a recent report on pollution in Great Lakes fish species, mercury contamination is the cause of 9% of all fish consumption advisories. Your research group wants to see if the number of advisories in Lake Superior (one of the Great Lakes) is different than the national percentage. You find that 9 out of 115 advisories in Lake Superior were mercury related.  Calculate the appropriate test statistic.  Using the Z-table in the textbook, or Excel, find the P-value.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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According to a recent report on pollution in Great Lakes fish species, mercury contamination is the cause of 9% of all fish consumption advisories. Your research group wants to see if the number of advisories in Lake Superior (one of the Great Lakes) is different than the national percentage. You find that 9 out of 115 advisories in Lake Superior were mercury related. 

Calculate the appropriate test statistic. 

Using the Z-table in the textbook, or Excel, find the P-value. 

 

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