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Thirty-nine packages are randomly selected from packages received by a parcel service. The sample has a mean weight of 10.0 pounds and a standard deviation of 1.6 pounds. What is the 95 percent confidence interval for the true mean weight, μ, of all packages received by the parcel service? (9.3053, 10.695) (9.4978, 10.502) (0.545, 0.614) (9.4813,10.519) (1037.1, 1190.9)

Thirty-nine packages are randomly selected from packages received by a parcel service. The sample has a mean weight of 10.0 pounds and a standard deviation of 1.6 pounds. What is the 95 percent confidence interval for the true mean weight, μ, of all packages received by the parcel service? (9.3053, 10.695) (9.4978, 10.502) (0.545, 0.614) (9.4813,10.519) (1037.1, 1190.9)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Thirty-nine packages are randomly selected from packages received by a parcel service. The sample has a mean weight of 10.0 pounds and a standard deviation of 1.6 pounds. What is the 95 percent confidence interval for the true mean weight, μ, of all packages received by the parcel service? (9.3053, 10.695) (9.4978, 10.502) (0.545, 0.614) (9.4813,10.519) (1037.1, 1190.9) O O O O O
Transcribed Image Text:Thirty-nine packages are randomly selected from packages received by a parcel service. The sample has a mean weight of 10.0 pounds and a standard deviation of 1.6 pounds. What is the 95 percent confidence interval for the true mean weight, μ, of all packages received by the parcel service? (9.3053, 10.695) (9.4978, 10.502) (0.545, 0.614) (9.4813,10.519) (1037.1, 1190.9) O O O O O
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