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In a random sample of 64 64 audited estate tax returns, it was determined that the mean amount of additional tax owed was $3479 3479

In a random sample of 64

64 audited estate tax returns, it was determined that the mean amount of additional tax owed was $3479

3479 with a standard deviation of $2581

2581. Construct and interpret a 90% confidence interval for the mean additional amount of tax owed for estate tax returns.

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