Question: Listen sample reported an average weight 12oz with a standard deviation 4oz. Which of the following seems a valid 95% confidence interval for the population

Listen sample reported an average weight 12oz with a standard deviation 4oz. Which of the following seems a valid 95% confidence interval for the population mean? [9 , 15] [11, 15] O (9 , 13] O [0 , 24]

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