PSYC2010 Chapter Notes - Chapter 8: Intelligence Quotient, Verbal Reasoning, Factor Analysis

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Intelligence: ability to learn from experience, solve problems, and use knowledge to adapt to new situations. Savant: people with mental retardation but who possess an exceptional talent in a single domain (often math, music, or drawing) Prodigy: generally normal abilities in all but one or two areas. Intelligence can be described in terms of mental factors (mental skills that affect thinking in a wide range of situations) Iq tests can reveal individual differences in these factors. What constitutes a factor is determined by statistical procedure known as factor analysis (correlations) Various theories vary widely in the number of factors. Identifies sets of test items that cluster together. People who do well on one item do well on the others in cluster, or factor. Examines relationships between information processing components and children"s performance on intelligence tests. Factor-analysis (psychometric) models: spearman"s two-factor theory (1904) Performance across unrelated subjects was positively correlated.

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