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The union for a particular industry has determined that the standard deviation of the daily wages...

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Statistics

The union for a particular industry has determined that thestandard deviation of the daily wages of its workers is $19. Arandom sample of 70 workers in this industry has a mean daily wageof $117. Find a 90% confidence interval for the true mean dailywage of all union workers in the industry. Then complete the tablebelow. Carry your intermediate computations to at least threedecimal places. Round your answers to one decimal place.

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