Question
In a random sample of 100 fish from the Kentucky River, the mean mercury content was determined to be 0.287 parts per million (ppm). We
In a random sample of 100 fish from the Kentucky River, the mean mercury content was determined to be 0.287 parts per million (ppm). We know that the standard deviation for mercury content in all fish is 0.069 ppm.
What is the margin of error of a 95% confidence interval for the mean mercury content of all fish in the Kentucky River? Round your answer to 4 decimal places.
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A First Course In Fuzzy Logic
Authors: Hung T Nguyen, Carol L Walker, Elbert A Walker
4th Edition
0429012608, 9780429012600
