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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 25.925.9 pounds and a standard deviation of 3.83.8 pounds. What is the 95 percent confidence interval for the true mean weight, μ\mu , of all packages received by the parcel service?


A) 24.4<μ<27.424.4 < \mu < 27.4
B) 24.2<μ<27.624.2 < \mu < 27.6
C) 24.6<μ<27.224.6 < \mu < 27.2
D) 24.8<μ<27.024.8 < \mu < 27.0

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