The proprietor of a boutique in a city wanted to determine the average age of his customers. Suppose a study of a similar boutique revealed that the customer ages have a normal distribution with a standard deviation of 4 years. Use the given random sample of ages for 53 customers to determine a 98% confidence interval estimate for the average age of all his customers.Round your answers to one decimal place and use ascending order.

Age

23

38

31

22

27

35

20

18

37

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