Use the normal distribution of SAT critical reading scores for which the mean is 504 and the standard deviation is 108. Assume the variable x is normally distributed. (a) What percent of the SAT...

Extracted text: Use the normal distribution of SAT critical reading scores for which the mean is 504 and the standard deviation is 108. Assume the variable x is normally distributed. (a) What percent of the SAT verbal scores are less than 625? (b) If 1000 SAT verbal scores are randomly selected, about how many would you expect to be greater than 550?