Professor Holden Gives a Psychology Exam on the Origins of Intelligence

question 111

Multiple Choice

Professor Holden gives a psychology exam on the origins of intelligence. She gives a short answer question based on the IQ scores of a parent-child pair. In order to answer the question correctly, her students need to remember that __________

• A) a parent's high IQ does not necessarily cause a child to have a high IQ.
• B) given these variables, the correlation will be positive.
• C) given these variables, the correlation will be negative.
• D) given these variables, the correlation will be uncorrelated.

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Definitions:

Sampling Distribution

A probability distribution of a statistic obtained from a large number of samples drawn from a specific population.

Mean

The average of a set of numbers, calculated by dividing the sum of all the values by the number of values.

Central Limit Theorem

Theorem stating that sample means are approximately normally distributed for an infinite number of random samples drawn from a population.

Population Mean

The average value of a population's characteristics.