Find the Z-Score for an IQ Test Score of 142

question 104

Multiple Choice

Find the z-score for an IQ test score of 142 when the mean is 100 and the standard deviation is 15.

• A) 42
• B) 2.8
• C) 18.78
• D) 1.27
• E) −2.8

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Petrochemical Firm

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