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My friend gave her daughter an IQ test. Her IQ was 125. The national average is 100 with a standard deviation of 15. Is my

My friend gave her daughter an IQ test. Her IQ was 125. The national average is 100 with a standard deviation of 15. Is my friend's daughter different from everyone else? Do the 6 steps to test this question.

What is the calculated z score?

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1.67

-1.67

0.0475

0.68

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