Question: 21. The probability that the sample mean lies between 498 and 502 is closest to a. .3174 b. .9772 c. .9544 d. .3108 e. .6826

21. The probability that the sample mean lies between 498 and

21. The probability that the sample mean lies between 498 and 502 is closest to a. .3174 b. .9772 c. .9544 d. .3108 e. .6826 In

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