Hospital Emergency Waiting Times The mean of the waiting times in an emergency room is 127 minutes with a standard deviation of 9.6 minutes for people OO who are admitted for additional treatment. The mean waiting time for patients who are discharged after receiving treatment is 85 minutes with a standard deviation of 14.3 minutes. Which times are more variable? Part: 0 / 2 Part 1 of 2 Calculate the coefficient of variation. Round your answers to one decimal place. Additional treatment CVar : % X Discharged CVar : %