Question: Question 13 (1 point) The probability that a sample mean is within plus and minus one z-score of the population mean is about.............. .34 O.68

Question 13 (1 point) The probability that a sample mean is

Question 13 (1 point) The probability that a sample mean is within plus and minus one z-score of the population mean is about.............. .34 O.68 O.95 O cannot be estimated

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