Mathematics, 18.05.2021 19:20 Isabelcastillox1085
A phycologist is interested in determining the proportion of algae samples from a local rivulet that belong to a particular phylum. She wants to estimate the proportion using a 99% confidence interval with a margin of error of at most 0.01. How large a sample size would be required
Answers: 1
, and a confidence level of 
, we have the following confidence interval of proportions.
.
, z is the value of Z that has a p-value of 
, so 
. 
, which is when the largest sample size will be needed.
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A phycologist is interested in determining the proportion of algae samples from a local rivulet that...
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