question archive A given poll states “54% of fifth graders read at or above the fifth-grade-level

A given poll states “54% of fifth graders read at or above the fifth-grade-level

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A given poll states “54% of fifth graders read at or above the fifth-grade-level.” 

a.  If there is a stated margin of error of +/- 2.5%, what is the 95% confidence interval for this statistic?

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