(Solved):
The average lung capacity of a 25 -year-old human is 6 liters with a standard deviation of 0.3 lit ...
The average lung capacity of a 25 -year-old human is 6 liters with a standard deviation of 0.3 liters. The distribution of lung capacities is normal (Gaussian). a. What percentage of 25 -year-olds have a lung capacity ranging from 5.4?6.6 liters?