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Problem 1.2 A report from nearby neighbourhood regarding tax payment was issued. A random sample of 100 of these reports showed the mean amount of

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Problem 1.2 A report from nearby neighbourhood regarding tax payment was issued. A random sample of 100 of these reports showed the mean amount of tax was $100000 with a sample standard deviation of $65 -000. What is a 90% condence interval for the mean amount of the tax payment

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