Use the normal distribution of sat critical reading scores for which the mean is 504 and the standard deviation is 112. assume the variable x is normally distributed.
left parenthesis a right parenthesis
(a) what percent of the sat verbal scores are less than 675?
(b) if 1000 sat verbal scores are randomly selected, about how many would you expect to be greater than 525?
approximately
% of the sat verbal scores are less than 675.
(round to two decimal places as needed.)