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the results of a survey in which 2566 adults from Country A, 1100 adults from Country B, and 1093 adults from Country C were asked

the results of a survey in which 2566 adults from Country A, 1100 adults from Country B, and 1093

adults from Country C were asked if human activity contributes to global warming.

Adults who say that human activity contributes to global warming

CountryA-68% CountryB-89% CountryC-95%

1- Construct a 99% confidence interval for the proportion of adults from CountryA who say human activity contributes to global warming.

2-Construct a 99% confidence interval for the proportion of adults from Country B

3 Construct a 99% confidence interval for the proportion of adults from Country C

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