The manager of a grocery store has taken a random sample of 169 customers. The average length of time it took these 169 customers to check out was 3 minutes. It is known that the standard deviation of the population of checkout times is 1 minute. The margin of error is 0.151. Find the 95% confidence interval for the true average checkout time (in minutes). O 1 to 5 O 2,849 to 3.151 O 2.873 to 3.127 O 2.988 to 3.012

The manager of a grocery store has taken a random sample of 169 customers. The average length of time it took these 169 customers to check out was 3 minutes. It is known that the standard deviation of the population of checkout times is 1 minute. The margin of error is 0.151. Find the 95% confidence interval for the true average checkout time (in minutes). O 1 to 5 O 2,849 to 3.151 O 2.873 to 3.127 O 2.988 to 3.012

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Description: The manager of a grocery store has taken a random sample of 169 customers. The average length of time it took these 169 customers to check out was 3 minutes. It is known that the standard deviation of thepopulation of checkout times is 1 minute. The

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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