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Use the normal distribution of SAT critical reading scores for which the mean is 500 and the standard deviation is 108 Assume the variable x is normally distributed.

A. What percent of the SAT verbal scores are less than 550? (round to two decimals as needed.)

B. If 1000 SAT verbal scores are randomly selected, about how many would you expect to be greater than 525?(Round to the nearest whole number as needed.)

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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