Construct the confidence interval for the population mean ?. c = 0.90, x? = 16.3, ? = 6.0, and n = 85 A 90% confidence interval for ? is ( , ). (Round to one decimal place as needed.)
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Step 1
First, we need to find the standard error (SE) of the sample mean. The formula for SE is: SE = σ / √n where σ is the population standard deviation and n is the sample size. Show more…
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