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11-03-2024
Mathematics

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Marta created an app, and she suspected that teens were more likely to use it than adults. She obtained separate random samples of teens and adults. Here are the results: She wants to use these results to construct a 95% confidence interval to estimate the difference between the proportions of teens and adults that use her app (PT - PA). Assume that all of the conditions for inference have been met.
Which of the following is a correct 95% confidence interval based on her
Data?

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