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A. When the population standard deviation is known but the sample size is more than 30, which can be used to construct a confidence interval? Oz O either one can be used O neither one can be used B. When a 99% confidence interval is calculated instead of a 95% confidence interval, the maximum error of estimate will be O larger the same O more information is needed to answer this O smaller C. When the sample size is increased, but the confidence level remains the same, the size of the interval will be O smaller O more information is needed to answer this O the same O larger

A. When the population standard deviation is known but the sample size is more than 30, which can be used to construct a confidence interval? Oz O either one can be used O neither one can be used B. When a 99% confidence interval is calculated instead of a 95% confidence interval, the maximum error of estimate will be O larger the same O more information is needed to answer this O smaller C. When the sample size is increased, but the confidence level remains the same, the size of the interval will be O smaller O more information is needed to answer this O the same O larger

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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A. When the population standard deviation is known but the sample size is more than 30, which can be used to construct a confidence interval? Oz O either one can be used O neither one can be used B. When a 99% confidence interval is calculated instead of a 95% confidence interval, the maximum error of estimate will be O larger the same O more information is needed to answer this O smaller C. When the sample size is increased, but the confidence level remains the same, the size of the interval will be O smaller O more information is needed to answer this O the same O larger
Transcribed Image Text:A. When the population standard deviation is known but the sample size is more than 30, which can be used to construct a confidence interval? Oz O either one can be used O neither one can be used B. When a 99% confidence interval is calculated instead of a 95% confidence interval, the maximum error of estimate will be O larger the same O more information is needed to answer this O smaller C. When the sample size is increased, but the confidence level remains the same, the size of the interval will be O smaller O more information is needed to answer this O the same O larger
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