Given a normal distribution with u = 50 and o = 5, and given you select a sample of n = 100, complete parts (a) through (d). a. What is the probability that X is less than 49? P(X 50.7) = (Type an integer or decimal rounded to four decimal places as needed.) d. There is a 40% chance that X is above what value? X = (Type an integer or decimal rounded to two decimal places as needed.)