Question 253:
1Answer:
No answer provided yet.Not sure what Z power is but I can answer the other parts of your question.
- If the z-score is less than 0, this tells us the raw score is LESS THAN the mean raw score.
- If the z-score is greater-than 0, this tells us the raw score is GREATER than the mean raw score.
- If the z-score equals zero, then the raw score is the same as the mean raw score.