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Mathematics, 11.02.2021 06:00 timozy95

The mean finish time for a yearly amateur auto race was 187.89 minutes with a standard deviation of 0.355 minute. The winning car, driven by Frank, finished in 187.46 minutes. The previous year's race had a mean finishing time of 111.2 with a standard
deviation of 0.108 minute. The winning car that year, driven by Alice, finished in 110.93 minutes. Find their respective Z-scores.
Who had the more convincing victory?

Frank had a finish time with a Z-score of ?

Alice had a finish time with a z-score of ?

(Round to two decimal places as needed.)

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Answers: 2

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