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Based upon extensive data from a national high school educational testing program, the mean score of national test scores for mathematics was found to be

Based upon extensive data from a national high school educational testing program, the mean score of national test scores for mathematics was found to be 614 and the standard deviation of national test scores for mathematics was found to be 176 points. What is the probability that a random sample of 256 students will have a mean score of more than 619? less than 601?

The probability that a random sample of 256 students will have a mean score of more than 619 is....

The probability that a random sample of 256 students will have a mean score of less than 601 is....

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