The mean score for a person with an average IQ is ___. a. 70 b. 130 c. 85 d. 100

Short Answer

Expert verified
The correct answer is d. 100

Step by step solution

01

Understand the Question

The exercise is asking for the usual or 'mean' score for an IQ test. Knowing that IQ scores are standardized, with the bulk of scores centering around a specific figure, this is about understanding what that 'usual' or centre figure is.
02

Understand IQ Scoring

IQ scores are standardized to have a mean of 100 and standard deviation of 15. This means that the most common or 'average' score is 100.
03

Identify the Correct Answer

Based on the information from Step 2, the correct answer must be 'd. 100'

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