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Answer to Question #92175 in Statistics and Probability for Lucia

Question #92175
A random sample of 25 with a mean 80 is taken from a population of 1000 that is a normally distributed with a standard deviation of 30. Find a) the 90% b)the 95% and c) the 99% confidence interval for the unknown population mea
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Expert's answer
2019-07-31T09:44:02-0400
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