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95% confidence interval is constructed based on a sample of data, and it is 74% ± 3%. A 99% confidence interval based on this same sample of data would have   the same center and a larger margin of error. a larger margin of error and probably a different center. the same center and a smaller margin of error.

95% confidence interval is constructed based on a sample of data, and it is 74% ± 3%. A 99% confidence interval based on this same sample of data would have   the same center and a larger margin of error. a larger margin of error and probably a different center. the same center and a smaller margin of error.

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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  1. A 95% confidence interval is constructed based on a sample of data, and it is 74% ± 3%. A 99% confidence interval based on this same sample of data would have

 

    1. the same center and a larger margin of error.
    2. a larger margin of error and probably a different center.
    3. the same center and a smaller margin of error.
    4. a smaller margin of error and probably a different center.
    5. the same center, but the margin of error changes randomly.
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