IQ Chapter 12 Next time: Chapter 12, Leichtman

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IQ (Chapter 12)Next time Chapter 12, Leichtman
Ceci
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Web site links Proposal Handout Final
Paper Rubric
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IQ

• General Points
• Test Construction
• Research Issues
• Sampling of Items

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IQ
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IQ

• Pragmatic Origins and Uses

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IQ

• Pragmatic Origins and Uses
• Focus on Individual Differences

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IQ

• Pragmatic Origins and Uses
• Focus on Individual Differences
• A Comparative Measure

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Stanford-Binet
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Stanford-BinetWechsler Intelligence Scale for
Children (WISC)
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Stanford-BinetWechsler Intelligence Scale for
Children (WISC)Wechsler Preschool and Primary
Scale of Intelligence (WPPSI)
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Stanford-BinetWechsler Intelligence Scale for
Children (WISC)Wechsler Preschool and Primary
Scale of Intelligence (WPPSI)Wechsler Adult
Intelligence Scale (WAIS)
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Reliability
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Test-retest reliability Form of reliability
based on consistency of scores across two
administrations of the same test
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Internal consistency reliability Form of
reliability based on consistency of response
across the different items of a test
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Test validity
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Test validity Accuracy with which a test
measures what it is intended to measure
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• Validity
• Reliability
• Standardization
• Normative samples

• Feasibility
• Range of ages
• Range of content

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Research Issues

• Structure of Intelligence
• Stability of Intelligence
• Origins of Individual Differences

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Methods of Study (Behavior Genetics)
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Methods of Study (Behavior Genetics)

• Family Studies

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Methods of Study (Behavior Genetics)

• Family Studies
• Adoption Studies

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Methods of Study (Behavior Genetics)

• Family Studies
• Adoption Studies
• Twin Studies

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IQ (Intelligence Quotient) Mental
Age/Chronological Age X 100