1. Slide 11.1 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Five tests that correlate with Cattell’s g f factor Source: Technical Supplement for the Culture Fair Intelligence Test Scales 2 and 3. Copyright © 1973, The Institute of Personality and Ability Testing, Inc., Champaign, IL, reprinted by permission, all rights reserved.

2. Slide 11.2 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Summary of tests with large factor loadings on g f or g c Source: Adapted from Horn, J.L., Organization of abilities and the development of intelligence. Psychological Review, 1968, 75, 249. © 1968 by the American Psychological Association. Adapted by permission.

3. Slide 11.3 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Sternberg’s triarchic theory of intelligence

4. Slide 11.4 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Cognitive tests that usually show sex differences Source: Adapted with permission from Halpern, D.F., Sex difference in intelligence. American Psychologist, 1997, 52(10), 1091–1102. © 1997 The American Psychological Association, reprinted with permission.

5. Slide 11.5 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 The normal curve and data from intelligence testing Source: Terman, L.M. and Merrill, M.A., Stanford–Binet Intelligence Scale. Boston: Houghton-Mifflin, 1960. Copyright © 1960 by Houghton Mifflin Company.

6. Slide 11.6 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Calculating deviation IQ scores

7. Slide 11.7 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 WAIS-R subtests and typical questions or problems

8. Slide 11.8 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Foetal alcohol syndrome Source: Photographs courtesy of Katherine K. Sulik.

9. Slide 11.9 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Verbal and spatial ability in twins Source: Plomin, R. and DeFries, J.C., The genetics of cognitive abilities and disabilities. Scientific American, 1998, 287(5), pp. 40–47, reprinted by permission of Jennifer C. Christiansen.

10. Slide 11.10 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 IQ correlations of siblings Source: Adapted with permission from Scarr, S. (1997). In Intelligence, Heredity and Environments, edited by R.J. Sternberg and E. Grigorenko. © 1997 Cambridge University Press, New York.