The mean commuting time for resident of a certain metropolitan are is 38 minutes, with a standard deviation of 10 minutes. Assum
e that commuting times for this are are normally distributed. Using the z-score for a 23-minute commute above , what is the probabilty that a commute for a randomly chosen residet will be between 28 minutes and 58 minutes? A. 92.3%
B. 81.9%
C. 76.4%
D.84.0%
