The mean finish time for a yearly amateur auto race was 185.52 minutes with a standard deviation of 0.381 minute. The winning car, driven by Josh, finished in 184.42
minutes. The previous year's race had a mean finishing time of 110.6 with a standard deviation of 0.146 minute. The winning car that year, driven by Kate, finished in 110.15
minutes. Find their respective z-scores. Who had the more convincing victory?
Josh had a finish time with a z-score of
Kate had a finish time with a z-score of
(Round to two decimal places as needed.)