t 5 K One year Mike had the lowest ERA (earned-run average, mean number of runs...
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t 5 K One year Mike 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 2.87. Also, Betty had the lowest ERA of any female pitcher at the school with an ERA of 3.32. For the males, the mean ERA was 4.344 and the standard deviation was 0.872. For the females, the mean ERA was 4.393 and the standard deviation was 0.769. Find their respective z-scores. Which player had the better year relative to their peers, Mike or Betty? (Note: In general, the lower the ERA, the better the pitcher.) Mike had an ERA with a z-score of Betty had an ERA with a z-score of (Round to two decimal places as needed.) GIIS t 5 K One year Mike 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 2.87. Also, Betty had the lowest ERA of any female pitcher at the school with an ERA of 3.32. For the males, the mean ERA was 4.344 and the standard deviation was 0.872. For the females, the mean ERA was 4.393 and the standard deviation was 0.769. Find their respective z-scores. Which player had the better year relative to their peers, Mike or Betty? (Note: In general, the lower the ERA, the better the pitcher.) Mike had an ERA with a z-score of Betty had an ERA with a z-score of (Round to two decimal places as needed.) GIIS
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We are given the following information Males mean u 4344 standard devitaion o 0872 and raw scor... View the full answer
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