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Use the normal distribution of SAT critical reading scores for which the mean is 508 and the standard deviation is 106 . Assume the variable
Use the normal distribution of SAT critical reading scores for which the mean is 508 and the standard deviation is 106. Assume the variable x is normally distributed.
a) What percentage of the SAT verbal scores are less than 650
B) If 1000 SAT verbal scores are randomly selected, about how many would you expect to be greater than 525?
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