Mark works downtown. To get to work each morning, he takes a train, then transfers to a bus. One day, the train portion of his commute to 22 minutes, and the bus portion of his commute took another 12 minutes. He is curious to know which portion of his commute that day was closer to the mean. The table summarizes the mean transit time and standard deviation for each part of his commute.

Find the z-scored corresponding to each portion of his commute. Round to two decimal places, if necessary.

Provide your answer below:

Train z-score: __

Bus z-score: __

sit time and standard deviation for each part of his com Part of Mark's Mean Standard Commute Time Time Deviation Train 22 19.9 1.5 Bus 12 13 0.8 each portion of his commute. Round to two decimal place