The time spent (in days) waiting for a heart transplant for people ages 35 - 49 can be approximated by a normal distribution. The mean is 203 days and the standard deviation is 25,7 days. What is the waiting time that represents the 87th percentile? Z-score: waiting time: What is the waiting time for which 28% of the distribution's area is to its right. Z-score: waiting time: od normallbindtheStatist.com