4.29 Education levels of young adults. Choose a young adult (age 25 to 34 years) at random. The probability is 0.12 that the person chosen did not complete high school, 0.31 that the person has a high school diploma but no further education, and 0.29 that the person has at least a bachelor’s degree.
(a) What must be the probability that a randomly chosen young adult has some education beyond high school but does not have a bachelor’s degree?
(b) What is the probability that a randomly chosen young adult has at least a high school education?