Question: One year Dan had the lowest ERA(earned-run average, mean number of runs yielded per nine inningspitched) of any male pitcher at hisschool, with an ERA

One year Dan had the lowest ERA(earned-run average, mean number of runs yielded per nine inningspitched) of any male pitcher at hisschool, with an ERA of 2.61. Also, Julie had the lowest ERA of any female pitcher at the school with an ERA of 3.09. For themales, the mean ERA was 4.319 and the standard deviation was 0.517. For thefemales, the mean ERA was 4.475 and the standard deviation was 0.852. Find their respectivez-scores. Which player had the better year relative to theirpeers, Dan or Julie? (Note: Ingeneral, the lower theERA, the better thepitcher.)

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