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From a random sample of 50 actuary, the sample average income was $102,880 with a sample standard deviation of $58,320. Construct a 90% confidence interval
From a random sample of 50 actuary, the sample average income was $102,880 with a sample standard deviation of $58,320. Construct a 90% confidence interval for the population mean for actuary salary. Find the margin of error
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Linear Algebra and Its Applications
Authors: David C. Lay
4th edition
321791541, 978-0321388834, 978-0321791542
