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Best interpretation of standardized score

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Doug's teacher told him that the standardized score (z-score) for his mathematics exam, as compared to the exam scores of other students in the course, is 1.20. Which of the following is the best interpretation of this standardized score?

A) Doug's test score is 120.

b) Doug's test score is 1.20 times the average test score of students in the course.

C) Doug's test score is 1.20 above the average test score of students in the course.

d) Doug's test score is 1.20 standard deviations above the average test score of students in the course.

e) None of the above gives the correct interpretation.

Reference no: EM132856735

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