Mathematics, 29.04.2021 06:00 Monicaamm12983
The mean score on a national exam is 1,200 with a standard deviation of 230. A college states that their incoming freshmen have higher scores than the national average. In order to confirm the statement, a reporter collects a random sample of scores from 300 incoming students. He finds their mean score is 1,300. Is the college correct? HELP!!
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The mean score on a national exam is 1,200 with a standard deviation of 230. A college states that t...
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