Can somebody help me figure out how to do this problem?
If you got an 86 on a test where the class average was 84 and the class standard deviation was 10, then what would be your z-score?
If you got an 86 on a test where the class average was 84 and the class standard deviation was 10, then what would be your z-score?
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z = (x - µ)/σ
z = (86 - 84)/10
= 2/10 = 0.2
z = (86 - 84)/10
= 2/10 = 0.2