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One year Dan had the lowest ERA (earnedrun average, mean number of runs yielded per nine innings pitched) of any male pitcher at his school,
One year Dan had the lowest ERA (earnedrun average, mean number of runs yielded per nine innings pitched) of any male pitcher at his school, with an ERA of 3.16. Also, Kate had the lowest ERA of any female pitcher at the school with an ERA of 2.72. For the males. the mean ERA was 4.187 and the standard deviation was 0.934. For the females, the mean ERA was 4.326 and the standard deViation was 0.789. Find their respective z-scores. Which player had the better year relative to their peers, Dan or Kate? (Note: In general, the lower the ERA, the better the pitcher.) Dan had an ERA with a zscore of Kate had an ERA with a zscore of (Round to two decimal places as needed.) k
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