Heritability and Intelligence Quiz
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Questions and Answers

What is the standard deviation for scores on the WISC-IV?

  • 20
  • 10
  • 25
  • 15 (correct)

How many subtests are there in the WISC-IV?

  • 15 (correct)
  • 10
  • 25
  • 20

Which Wechsler Intelligence Scale is designed for adults aged 16 and older?

  • None of the above
  • WAIS-IV (correct)
  • WISC-V
  • WPSSI-III

What is the purpose of the Picture Completion subtest in measuring the Perceptual Reasoning Index?

<p>To test visual understanding and organization (D)</p> Signup and view all the answers

What is the purpose of the Letter-Number Sequencing subtest in measuring the Working Memory Index?

<p>To test an individual's ability to hold verbal information in memory while manipulating it (D)</p> Signup and view all the answers

What is the purpose of the Coding subtest in measuring the Processing Speed Index?

<p>To test speed of processing (B)</p> Signup and view all the answers

What is the purpose of the Cancellation subtest in measuring the Processing Speed Index?

<p>To test processing speed (C)</p> Signup and view all the answers

Which index on the WISC-IV measures response speed?

<p>Processing Speed Index (C)</p> Signup and view all the answers

What is the difference between the PRI on the WISC and the FRI on the WISC-V?

<p>PRI measures problem-solving without speed or motor performance (D)</p> Signup and view all the answers

What is the main use of intelligence tests like the WISC according to psychologists?

<p>To identify a child's cognitive strengths and weaknesses (C)</p> Signup and view all the answers

What is Gc, as measured by the Word Reasoning subtest on the WISC-IV?

<p>Crystallized intelligence (B)</p> Signup and view all the answers

What are the core subtests for the Verbal Comprehension Index on the WISC-IV?

<p>Similarities, Vocabulary, and Comprehension (A)</p> Signup and view all the answers

What is the purpose of the Comprehension subtest on the WISC-IV?

<p>To measure an individual's ability to understand complex questions and formulate answers (A)</p> Signup and view all the answers

What is the purpose of the Matrix Reasoning subtest on the WISC-IV?

<p>To measure non-verbal problem solving (B)</p> Signup and view all the answers

What factors can contribute to observed variations in intelligence test scores across racial and ethnic groups?

<p>Environmental and socio-cultural factors (D)</p> Signup and view all the answers

Which of the following is true about the heritability of intelligence test scores?

<p>Heritability estimates suggest that genes play a significant role in explaining the variability in intelligence test scores among individuals (B)</p> Signup and view all the answers

What can significantly impact intellectual development and test performance?

<p>Socioeconomic factors such as access to quality education and environmental stimulation (B)</p> Signup and view all the answers

What can positively affect cognitive development?

<p>Adequate nutrition, a stimulating home environment, access to educational resources, and opportunities for intellectual stimulation (B)</p> Signup and view all the answers

What is the current scientific consensus on gender differences in intelligence scores?

<p>There are minimal overall differences in intelligence between males and females (B)</p> Signup and view all the answers

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