Suppose That Two Children Differ in IQ by 20 Points

question 31

Multiple Choice

Suppose that two children differ in IQ by 20 points.According to Gottesman's range of reaction principle, what is the difference due to?

• A)genetic differences in intellectual potential
• B)differences in environmental favourableness
• C)genetic differences in intellectual potential, depending on whether the environment of rearing was similar
• D)ethnic variations in educational practices

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