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The lengths of text messages are normally distributed with a population standard deviation of 3 characters and an unknown population mean. If a random sample

The lengths of text messages are normally distributed with a population standard deviation of 3 characters and an unknown population mean. If a random sample of 29 text messages is taken and results in a sample mean of 30 characters, find a 92% confidence interval for the population mean. Round your answers to two decimal places.

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