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One year Todd had the lowest ERA earned run average mean number of runs yielded...

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One year Todd had the lowest ERA earned run average mean number of runs yielded per nine innings pitched of an male pitcher at his school with an ERA of 3 25 Also Betty had the lowest ERA of any female pitcher at the school with an ERA of 3 24 For the males the mean ERA was 3 928 and the standard deviation was 0 964 For the females the mean ERA was 3 882 and the standard deviation was 0 776 Find their respective z scores Which player had the bette year relative to their peers Todd or Betty Note In general the lower the ERA the better the pitcher Todd had an ERA with a z score of Betty had an ERA with a z score of Round to two decimal places as needed Which player had a better year in comparison with their peers OA Todd had a better year because of a lower z score OB Todd had a better year because of a higher z score OC Betty had a better year because of a higher z score OD Betty had a better year because of a lower z score

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