Business Weekly conducted a survey of graduates from 30 top MBA programs. On the basis of the survey, the mean annual salary for graduates 10 years after graduation is 125000 dollars and the standard deviation is 40000 dollars. Suppose you take a simple random sample of 57 graduates. Assume that the population of all salaries for MBA graduates is normally distributed. Enter your answers as numbers accurate to 4 decimal places.

Find the probability that a single randomly selected salary is less than 126000 dollars. Answer =

Find the probability that a sample of size n=57 is randomly selected with a mean that is less than 126000 dollars. Answer =