MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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help please answer in text form with proper workings and explanation for each and every part and steps with concept and introduction no AI no copy paste remember answer must be in proper format with all working
Based on a random sample of 50, a 95% confidence interval for the population proportion was computed. Holding
everything else constant, which of the following will reduce the length of the confidence interval by half? (CHECK ALL
THAT APPLY):
A. Decrease the sample proportion by half.
B. Double the sample size.
C. Change the confidence level to 99.7%.
D. Change the confidence level to 68 %.
E. Quadruple the sample size.
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Transcribed Image Text:Based on a random sample of 50, a 95% confidence interval for the population proportion was computed. Holding everything else constant, which of the following will reduce the length of the confidence interval by half? (CHECK ALL THAT APPLY): A. Decrease the sample proportion by half. B. Double the sample size. C. Change the confidence level to 99.7%. D. Change the confidence level to 68 %. E. Quadruple the sample size.
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