Pulmonary Disease distributed with mean (=4.1L) and standard deviation (=0.5L). (b) What is the probability that a currently nonsmoking man has functional impairment? (c) What is the probability that a 4______________? a) heavy smoker has a healthy lung capacity? b) currently nonsmoking woman has functional impairment? c) nonsmoking individual has a healthy lung capacity? d) non-smoking individual has a lung capacity less than 4 liters?