(Step-by-Step) people were selected randomly from a certain town. If their mean age is 75 and the population standard deviation σ=10, find a 95% confidence
Question: 25 people were selected randomly from a certain town. If their mean age is 75 and the population standard deviation \(\sigma=10\), find a 95% confidence interval for the true mean age, \(\mu\), of everyone in the town. Round your answer to two decimal places.
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