Question 299:
Asked on July 30, 2008
Tags:
Z-Score
1
Answer:
No answer provided yet.To
calculate a z-score subtract the data-point from the mean and divide by the standard deviation. For this example the z-score is (175-250)/50 = -1.5. Notice the negative sign. If the data-point is less than the mean, you'll have a negative z-score.