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A random sample of 45 Burger King Whoppers found a sample mean weight of 120g and a sample standard deviation of 15g. Find the 90%

A random sample of 45 Burger King Whoppers found a sample mean weight of 120g and a sample standard deviation of 15g. Find the 90% confidence interval of the true mean weight of a Whopper. Write your answer using the inequality notation :_________ < < _________.

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