Many Intelligence (IQ) Tests Are Standardized So That Scores Are

question 19

Multiple Choice

Many intelligence (IQ) tests are standardized so that scores are normally distributed, with the highest frequency of people scoring an average of 100 on the test found in the middle of the normal curve for IQ scores. Suppose Kalinda likes books and talking about ideas with her friends. Which is the BEST estimate of Kalinda's IQ score?

• A) 100
• B) Greater than 105
• C) Between 120 and 130
• D) At least 120

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Definitions:

Contribution Margin Ratio

A financial metric that measures how a product's selling price covers variable costs, expressed as a percentage of sales revenue.

Unit Contribution Margin

Unit contribution margin is the difference between the selling price of a product and its variable costs, indicating how much each unit sold contributes to covering fixed expenses and generating profit.

Sales

The total revenue generated from goods or services sold by a company over a specified period.

Pretax Income

The amount of income earned by a business before any taxes have been deducted.