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The mean finish time for a yearly amateur auto race was 187.06 minutes with a standard deviation of 0.389 minute. The winning car, driven by Ted, finished in 186.49 minutes. The previous years race had a mean finishing time of 110.4 with a standard deviation of 0.101 minute. The winning car that year, driven by Amber, finished in 110.21 minutes. Find their respective z-scores. Who had the more convincing victory? Ted had a finish time with a z-score of Amber had a finish time with a z-score of Round to two decimal places as needed.) Which driver had a more convincing victory? O A. Ted a more convincing victory because of a higher z-score 0 B. Ted a more convincing victory because of a lower z-score. O C. Amber had a more convincing victory because of a lower 2-score. O D. Amber had a more convincing victory because of a higher z-score.

math   Statistics-And-Probability   
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X-mean S. D So o 389 ニー(.4653 lo 2lio. : 188119 18 CC. A mbe had a more convin ting ViCtDa

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