In order to estimate the percentage of adults who file their taxes at least two weeks before the April 15th deadline, a 95% confidence interval is constructed.  The interval ends up being from 0.759 to 0.841.  Which of the following could be a 99% confidence interval for the same sample data?  I.      0.776 to 0.844 II.     0.762 to 0.838 III.    0.734 to 0.864 IV.    0.746 to 0.854 Group of answer choices I only None of the answer options are reasonable 99% confidence intervals. III only IV only II only

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Chapter4: Equations Of Linear Functions
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In order to estimate the percentage of adults who file their taxes at least two weeks before the April 15th deadline, a 95% confidence interval is constructed.  The interval ends up being from 0.759 to 0.841.  Which of the following could be a 99% confidence interval for the same sample data? 

I.      0.776 to 0.844

II.     0.762 to 0.838

III.    0.734 to 0.864

IV.    0.746 to 0.854

Group of answer choices
I only
None of the answer options are reasonable 99% confidence intervals.
III only
IV only
II only
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