Use the Confidence Level and Sample Data to Find a Confidence

question 13

Multiple Choice

Use the confidence level and sample data to find a confidence interval for estimating the population µ.
-34 packages are randomly selected from packages received by a parcel service. The sample has a mean weight of $25.9$ pounds and a standard deviation of $3.8$ pounds. What is the 95 percent confidence interval for the true mean weight, $\mu$ , of all packages received by the parcel service?

• A) \(24.4 < \mu < 27.4\)
• B) \(24.2 < \mu < 27.6\)
• C) \(24.6 < \mu < 27.2\)
• D) \(24.8 < \mu < 27.0\)