A test score of 84 was transformed into a standard score of -1.5. If the standard deviation of test scores was 4, what is the mean of the test scores?
A) 78
B) 80
C) 90
D) 88

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The Answer of A test score of 84 was transformed into a standard score of -1.5. If the standard deviation of test scores was 4, what is the mean of the test scores?
A) 78
B) 80
C) 90
D) 88

A Test Score of 84 Was Transformed into a Standard