Suppose that receiving stations X, Y, and Z are located on a coordinate plane at the points (10,4),(-8.-9), and (-8,7), respectively. The epicenter of an earthquake is determined to be 13 units from X, 10 units from Y and 10 units from Z Where on the coordinate plane is the epicenter located? ​

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