nevie02 nevie02

06-01-2020
Mathematics

contestada

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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MathPhys MathPhys

06-01-2020

Answer:

114

Step-by-step explanation:

z = (x − μ) / σ

0.93 = (x − 100) / 15

x ≈ 114

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