Refer to Problem 14. a. Determine a 98% confidence interval for the difference, p1 p2, between
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a. Determine a 98% confidence interval for the difference, p1 − p2, between the proportions of Maricopa County residents who thought that the state’s economy would improve over the next 2 years during the time of the first poll and during the time of the second poll.
b. Interpret your answer from part (a).
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a From Exercise 14 048 060 2326 048 1 048 600 060 1 060 600 0120 0066 or 0...View the full answer
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