Solution-Mean chloride level for a healthy resident

Mean chloride level for a healthy resident

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Reference no: EM131620140

A lab in Alaska is interested in finding the mean chloride level for a healthy resident. A sample of 90 residents have a mean chloride level of 103. It is known that the chloride level in Alaska has a standard deviation of 35. Find the 99% confidence interval for the true mean chloride level of all healthy Alaskan residents.

What is the lower limit of the 99% confidence interval?

What is the upper limit of the 99% confidence interval?

Reference no: EM131620140

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Mean chloride level for a healthy resident : A lab in Alaska is interested in finding the mean chloride level for a healthy resident. A sample of 90 residents have a mean chloride level of 103.

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Mean chloride level for a healthy resident

Reference no: EM131620140

Reference no: EM131620140

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