Mathematics, 05.04.2020 02:33, whitty

Use the normal distribution of SAT critical reading scores for which the mean is 509 and the standard deviation is 111. Assume the variable x is normally distributed.
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What percent of the SAT verbal scores are less than 550?
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If 1000 SAT verbal scores are randomly selected, about how many would you expect to be greater than 525?

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Use the normal distribution of SAT critical reading scores for which the mean is 509 and the standar...