The mean finish time for a yearly amateur auto race was 186 52 minutes with...
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The mean finish time for a yearly amateur auto race was 186 52 minutes with a standard deviation of 0 359 minute The winning car driven by Ted finished in 185 99 minutes The previous year s race mean finishing time of 112 9 with a standard deviation of 0 137 minute The winning car that year driven by Tammy finished in 112 56 minutes Find their respective z scores Who had the more convincing victory Ted had a finish time with a z score of Tammy had a finish time with a z score of Round to two decimal places as needed
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