Mathematics, 28.04.2021 06:50, log40

2/5 - 1/ 3 / 4/7

A. 7/8
B. 4/14
C. -11/60
D. 8/14

Answers: 3

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The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score

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2/5 - 1/ 3 / 4/7

A. 7/8
B. 4/14
C. -11/60
D. 8/14...