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The scoring of modern IQ tests is such that IQs have a Normal distribution with mean 100 and standard deviation 15. What is the approximate IQ of someone with a z-score of 0.93?
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The scoring of modern IQ tests is such that IQs have a Normal distribution with mean

100 and standard deviation 15. What is the approximate IQ of someone with a z-score of 0.93?

User SMor
by
5.4k points

1 Answer

1 vote

Answer:

114

Explanation:

z = (x − μ) / σ

0.93 = (x − 100) / 15

x ≈ 114

User Moira
by
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