The mean finish time for a yearly amateur auto race was 186.58 minutes with a standard...

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The mean finish time for a yearly amateur auto race was 186.58 minutes with a standard deviation of 0.361 minute. The winning car, driven by Alex, finished in 185.58 minutes. The previous year's race had a mean finishing time of 111.6 with a standard deviation of 0.136 minute. The winning car that year, driven by Betty, finished in 111.17 minutes. Find their respective z-scores. Who had the more convincing victory? Alex had a finish time with a z-score of Betty had a finish time with a z-score of (Round to two decimal places as needed.) *** The mean finish time for a yearly amateur auto race was 186.58 minutes with a standard deviation of 0.361 minute. The winning car, driven by Alex, finished in 185.58 minutes. The previous year's race had a mean finishing time of 111.6 with a standard deviation of 0.136 minute. The winning car that year, driven by Betty, finished in 111.17 minutes. Find their respective z-scores. Who had the more convincing victory? Alex had a finish time with a z-score of Betty had a finish time with a z-score of (Round to two decimal places as needed.) ***

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