The weight of adult females in the Unites States is known to follow a normal distribution with mean 165 lbs and standard deviation 30 lbs.
(a) What is the probability that a randomly selected female from the U.S. will weigh more than 200 lbs?
(b) Let X denote the weight of a randomly selected female from the U.S. Compute P (X < ?0.05) = 0.05 and P (X > ?0.1) = 0.1