The mean finish time for a yearly amateur auto race was 186.57 minutes with a standard deviation of 0.342 minute. The winning car, driven by Mike, finished in 185.62 minutes. The previous year's raci had a mean finishing time of 110.4 with a standard deviation of 0.109 minute. The winning car that year, driven by Kate, finished in 110.14 minutes. Find their respective z-scores. Who had the more convincing victory? Mike had a finish time with a z-score of -2.78 Kate had a finish time with a z-score of -2.39 (Round to two decimal places as needed) Which driver had a more convincing victory? XA. Kate a more convincing victory because of a lower z-score. B. Kate a more convincing victory because of a higher z-score. OC. Mike had a more convincing victory because of a higher z-score. D. Mike had a more convincing victory because of a lower z-score.

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