Question: (a) Find the sample mean. x overbarequals 2.29 (Round to two decimal places as needed.) Part 2 (b) Find the sample standard deviation. sequals 1.17

(a) Find the sample mean. x overbarequals 2.29 (Round to two decimal places as needed.) Part 2 (b) Find the sample standard deviation. sequals 1.17 (Round to two decimal places as needed.) Part 3 (c) Construct a 95% confidence interval for the population mean mu. A 95% confidence interval for the population mean is left parenthesis nothing comma nothing right parenthesis . (Round to two decimal places as needed.)

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