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Mathematics, 28.05.2021 01:20 camilacarrielh15

An exercise scientist claims that exercise is the closest thing we have to a miracle drug, especially when it comes to sleeping well. The scientist claims that 92% of adult runners sleep well at night. To investigate this claim, an independent study selects a random sample of 200 adult runners and finds that 95% of them sleep well at night. Do these data provide convincing evidence that the true proportion of all adult runners who sleep well at night is different than 92%

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