Mathematics, 25.06.2019 15:50 themaster66644

The results of a common standardized test used in psychology research is designed so that the population mean is 135 and the standard deviation is 30. a subject earns a score of 198. what is the z-score for this raw score?
z-score=

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The results of a common standardized test used in psychology research is designed so that the population mean is 135 and the standard deviation is 30. a subject earns a score of 198. what is the z-score for this raw score? z-score=

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The results of a common standardized test used in psychology research is designed so that the population mean is 135 and the standard deviation is 30. a subject earns a score of 198. what is the z-score for this raw score?
z-score=