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Data has been collected from 40 Clinical psychologists. The sample mean was calc...
✅ Перевірена відповідь на це питання доступна нижче. Наші рішення, перевірені спільнотою, допомагають краще зрозуміти матеріал.
Data has been collected from 40 Clinical psychologists. The sample mean was calculated to be 55 with a standard deviation of 6. You want to determine whether this difference is significant, and start by determining the z-score for the sample mean. Which z-score is correct?
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