AP STATISTICS A polling company surveyed 108 people from Florida and found 46.29% are children. They also surveyed 116 people from Idaho and found 35.34% are children. If the margin of error is 7%, what confidence interval is used for their study?

- Show your work/equations
- Find z =
- Find your confidence interval: (, )
- Interpret and explain your interval in context of the problem.

Zroms according to the synthetic division below, which of the following statements are true? check all that apply. 352 -2 6 -12 12 2 4 0 i a. (x-3) is a factor of 2x2 - 2x - 12. b. the number 3 is a root of f(x) = 2x2 - 2x - 12. c. (2x2 - 2x - 12) = (x + 3) = (2x + 4) d. (2x2 - 2x-12) - (x-3) = (2x + 4) e. (x+3) is a factor of 2x2 - 2x - 12. o f. the number -3 is a root of fx) = 2x2 - 2x - 12. previous

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