SOLUTION: Express the confidence interval 67% < p < 77.6% in the form of p + E. _________% + __________%

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Question 1182809: Express the confidence interval 67% < p < 77.6% in the form of p + E.
_________% + __________%
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
the difference between the two is 10.6%, so the error is 5.3%.
The middle of the two (mean) is half way between them or 72.3%
72.3% +/- 5.3%. I use +/- here.