The true mean chloride level of all healthy washington, Ask an Expert

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A laboratory in Washington is interested in finding the mean chloride level for a healthy resident in the state. A random sample of 90 healthy residents has a mean chloride level of 102 mEq/L. If it is known that the chloride levels in healthy individuals residing in Washington have a standard deviation of 43 mEq/L, find a 90% confidence interval for the true mean chloride level of all healthy Washington residents. What is the lower limit of the 90% confidence interval? what is the upper limit of the 90% confidence interval?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9114758

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