One year Roger had the lowest ERA (earned-run average, mean number of runs yielded per nine innings pitched) of any male pitcher at his school, with an ERA of 2.51. Also, Julie had the lowest ERA of any female pitcher at the school with a K mean ERA was 4.541 and the standard deviation was 0.937. For the females, the mean ERA was 4. 151 and the standard deviation was 0.708. Find their respective z-scores. Which player had the better year relative to their peers, Roger or Ju ERA, the better the pitcher.) Roger had an ERA with a z-score of Julie had an ERA with a z-score of (Round to two decimal places as needed.)