If IQ Scores Are Normally Distributed,having a Mean of 100

question 46

Multiple Choice

If IQ scores are normally distributed,having a mean of 100 and a standard deviation of 15,approximately what percentage of people have IQ scores somewhere between 70 and 130?

• A) 34
• B) 50
• C) 68
• D) 95

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Definitions:

Awareness

The state or ability to perceive, feel, or be conscious of events, objects, or sensory patterns.

Stereotypic Thinking

A type of thinking where individuals assign a fixed, oversimplified set of characteristics to a group without allowing for individual variance or complexity.

Alcohol

An organic compound that is the intoxicating ingredient found in beer, wine, and spirits, affecting the central nervous system.

Prejudiced

Holding preconceived opinions or judgments without sufficient knowledge or examination.