Advanced Placement (AP), 27.12.2019 05:31 fsyeda550

The average score on a standardized test is 500 points with a standard deviation of 50 points. if 2,000 students take the test at a local school, how many students do you expect to score between 450 and 550 points?

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The average score on a standardized test is 500 points with a standard deviation of 50 points. if 2,...