Finding the z-score, Applied Statistics

10. If a set of scores has a sample mean of 25 and a sample variance of 4, find the following:
a. the z-score for a raw score of 31
b. the z-score for a raw score of 18
c. the raw score for a z-score of -2.5
d. the raw score for a z-score of +.5
Posted Date: 3/23/2013 2:02:44 PM | Location : United States







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