Mathematics, 08.06.2021 04:00 jebjeb6124
One year Alex 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 . Also, had the lowest ERA of any female pitcher at the school with an ERA of . For the males, the mean ERA was and the standard deviation was . For the females, the mean ERA was and the standard deviation was . Find their respective z-scores. Which player had the better year relative to their peers, or ? (Note: In general, the lower the ERA, the better the pitcher.) had an ERA with a z-score of nothing. had an ERA with a z-score of nothing.
Answers: 2
Mathematics, 20.06.2019 18:02
Solve |x| > -9 a) {x|x< -9 or x> 9} b) all reals c) no solution
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Mathematics, 21.06.2019 13:30
Gabriel paints flower pots to sell at a craft fair. she paints 2/5 of a flower pot teal, 1/4 of it yellow, and the rest of it white. what fraction of the pot is painted either teal or yellow?
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Mathematics, 21.06.2019 18:30
The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude
Answers: 3
One year Alex had the lowest ERA (earned-run average, mean number of runs yielded per nine innings...
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