Speech Sound Disorder Is Usually Diagnosed ______

question 85

Multiple Choice

Speech sound disorder is usually diagnosed ______.

• A) when one speech sound is produced incorrectly more than 50% of the time
• B) when a child's speech skills fall more than one standard deviation behind age-matched peers
• C) when a child consistently mispronounces at least three phonemes
• D) when the child is at least 6 years old

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Definitions:

Marginal Cost

The cost to produce one additional unit of a good or service.

Average Variable

The variable cost per unit of output, calculated by dividing total variable costs by the quantity of output produced.

Economic Loss

The decrease in financial value or wealth, often resulting from business operations, market movements, or external economic events.

Perfectly Competitive

Characterized by a large number of sellers and buyers, none of whom can influence market prices significantly.