SOLUTION: Suppose your Research Methodology instructor returned your first semester exam results with only a Z-score written on it. He also tells you that a histogram of the scores was close
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Question 1134672: Suppose your Research Methodology instructor returned your first semester exam results with only a Z-score written on it. He also tells you that a histogram of the scores was closely described by a normal curve. How would you interpret each of the following Z-Scores? (i) 2.2 (ii) -4 (iii) -1.8 (iv) 1.00 (v) 0 Answer by Boreal(15235) (Show Source):
You can put this solution on YOUR website! +2.2 is well above the mean in the top 2nd percentile
-4 is far below the mean in the bottom 1st percentile
1.0 is above the mean in the 84th percentile.
0 is the mean or 50th percentile.