Question: Chapter 8 Confidence Intervals (Mean) Progress saved Done Score: 0/14 0/14 answered Question 2 Assume that a sample is used to estimate a population mean

Chapter 8 Confidence Intervals (Mean) Progress saved Done Score: 0/14 0/14 answered Question 2 Assume that a sample is used to estimate a population mean /. Find the 9% confidence interval for a sample of size 494 with a mean of 85.9 and a standard deviation of 14.5. Enter your answer as a tri-linear inequality accurate to 3 decimal places.

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