Plis help me is a quiz Which ordered pairs represent a function?
a. (1.1), (2.1),(3,1),(4,1)
b. (1. - 1), (2.1).(1.3), (2, -1)
c. (1.-1),(1,1),(1,3), (1, - 4)
d. (1,-1),(-2,1),(1,3),(2, -1)​

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