IQ Test Scores Are Normally Distributed with a Mean of 100

question 36

Multiple Choice

IQ test scores are normally distributed with a mean of 100 and a standard deviation of 15. An individualʹs IQ score is found to be 110. Find the z-score corresponding to this value.

• A)0.67
• B)-0.67
• C)1.33
• D)-1.33

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Definitions:

Reasoning

The process of thinking about something in a logical way in order to form a conclusion or judgment.

Decision Making

The cognitive process of selecting a course of action from among multiple alternatives.

Cerebrum

The largest part of the brain, responsible for voluntary muscular activity, vision, speech, taste, hearing, thought, and memory.

Cauliflower

A type of vegetable known for its white, flower-like head that is eaten as food.