ABNORMAL BEHAVIOR
INTRODUCTION TO PSYCHOLOGICAL DISORDERS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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55 to 70
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20-25 to 35-40
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Below 20-25
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None of the above
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Detailed explanation-1: -The DSM-IV classifies mental retardation into four stages based on severity: mild (IQ score of 50-55 to approximately 70), moderate (IQ score of 30-35 to 50-55), severe (IQ score of 20-25 to 35-40), and profound (IQ score of less than 20-25).
Detailed explanation-2: -Severe intellectual disability Severe ID is characterized by intellectual and adaptive functioning that are approximately four or more standard deviations below the mean (less than approximately the 0.003rd percentile) (10). The measured IQ of persons with severe ID falls between 20–25 and 35–40 (10, 13, 15).
Detailed explanation-3: -The terms mild, moderate, severe and profound may be used to describe the severity of a person’s intellectual disability.