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fYou own a small storefront retail business and are interested in determining the average amount of money a typical customer spends per visit to your
\fYou own a small storefront retail business and are interested in determining the average amount of money a typical customer spends per visit to your store. You take a random sample over the course of a month for 13 customers and find that the average dollar amount spent per transaction per customer is $104282 with a standard deviation of $111447. Create a 90% confidence interval for the true average spent for all customers per transaction
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