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A simple random sample of size n = 40 is drawn from a population. The sample mean is found to be x = 120.8 and the sample standard deviation is found to be s = 12.8. Construct a 99% confidence interval for the population mean. The lower bound is (Round to two decimal places as needed.) A Clear all Check answer View an example 79°F 11:36 PM 6/17/2022 O Bi Help me solve this Type here to search a Get more help. O

A simple random sample of size n = 40 is drawn from a population. The sample mean is found to be x = 120.8 and the sample standard deviation is found to be s = 12.8. Construct a 99% confidence interval for the population mean. The lower bound is (Round to two decimal places as needed.) A Clear all Check answer View an example 79°F 11:36 PM 6/17/2022 O Bi Help me solve this Type here to search a Get more help. O

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
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A simple random sample of size n = 40 is drawn from a population. The sample mean is found to be x = 120.8 and the sample standard deviation is found to be s = 12.8. Construct a 99% confidence interval for the population mean. The lower bound is . (Round to two decimal places as needed.) D Clear all Check answer View an example Help me solve this 79°F 11:36 PM 6/17/2022 Type here to search 7 '7 + E 4 R F 96 5 T B O 9 0 H 7 N Get more help. hp 1 8 1 K P O ( prt sc C
Transcribed Image Text:A simple random sample of size n = 40 is drawn from a population. The sample mean is found to be x = 120.8 and the sample standard deviation is found to be s = 12.8. Construct a 99% confidence interval for the population mean. The lower bound is . (Round to two decimal places as needed.) D Clear all Check answer View an example Help me solve this 79°F 11:36 PM 6/17/2022 Type here to search 7 '7 + E 4 R F 96 5 T B O 9 0 H 7 N Get more help. hp 1 8 1 K P O ( prt sc C
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