# Suppose that you have obtained data by taking a random sample from a population and that you intend to find a confidence interval for the population m

Suppose that you have obtained data by taking a random sample from a population and that you intend to find a confidence interval for the population mean, $\mu$. Which confidence level, 95% or 99%, will result in the confidence interval's giving a more precise estimate of $\mu$?

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liannemdh
The 95% confidence interval because decreasing the confidence level improves the precisionm, and vice versa.