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 low end 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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Calculus Single Variable
Authors: Deborah Hughes Hallett, Deborah Hughes Hallet, Andrew M Gleason, William G McCallum, Daniel E Flath, Patti Frazer Lock, David O Lomen, David Lovelock,
6th Edition
1118748611, 9781118748619
